variability - Robuta Search

https://www.unomaha.edu/college-of-education-health-and-human-sciences/cobre/about/directory/philippe-malcolm.php Philippe Malcolm, Ph.D. | Center for Research in Human Movement Variability | University of... Philippe Malcolm, Ph.D. center for research https://pmc.ncbi.nlm.nih.gov/articles/PMC10910417/ Exploring the chemical and pharmacological variability of Lepidium meyenii: a comprehensive review... Maca (Lepidium meyenii), a biennial herbaceous plant indigenous to the Andes Mountains, has a rich history of traditional use for its purported health... https://www.firstbeat.com/en/blog/beyond-heart-rate-heart-rate-variability/ Beyond Heart Rate: Heart Rate Variability | Firstbeat Blog Jan 15, 2025 - Heart rate variability (HRV) is the physiological phenomenon of variation in the time interval between consecutive heartbeats. heart rate variability beyond blog https://elitehrv.com/ Best Heart Rate Variability Monitor & App | Elite HRV Jan 20, 2025 - Heart Rate Variability (HRV) tracking app for deep insight into your health, stress, recovery and nervous system balance. Elite HRV's heart rate variability... heart rate variability best monitor app elite https://bg.copernicus.org/articles/22/7309/2025/bg-22-7309-2025-discussion.html BG - Peer review - Water property variability into a semi-enclosed sea dominated by dynamics,... Abstract. The biogeochemistry of the Salish Sea is strongly connected to its Pacific Ocean inflow through Juan de Fuca Strait (JdF), which varies seasonally... https://english.iap.cas.cn/RE/202003/t20200317_231496.html How Does Sea Surface Temperature Warming Amplify Rainfall Variability in Tropical... sea surface temperature how does https://www.geojournals.cn/dzxbcn/dzxbcn/article/abstract/201103007?st=article_issue Variability of Nonionellina labradorica Dawson in Surface Sediments from Kongsfjorden, West... Kongsfjorden is a fjord in Spitsbergen (Svalbard archipelago) that lies adjacent to both Arctic and Atlantic water masses and is therefore a suitable site to... variability dawson https://www.mesophotic.org/publications/1176 Coralligenous assemblages of continental shelf: Multiple spatial scale variability in the western... continental shelf https://digitalcommons.unl.edu/biosysengfacpub/850/ "Sources of Variability and Uncertainty in Food-Energy-Water Nexus Syst" by Heydi Calderon-Ambelis... A nexus approach contributes to the strategic allocation of resources to secure food, energy, and water for the world population. Integrated models considering... https://www.dolphinmps.com/jdms-hrv-back-pain/ Detailed Heart Rate Variability, Exercise Tolerance, Cortical and Vas Pain Scale Analysis of Two... Sep 19, 2018 - Chevalier A, et al. J Cell Mol Biol 2017 1: 001 Detailed Heart Rate Variability, Exercise Tolerance, Cortical and Vas Pain Scale Analysis of Two Forms of... https://www.weatherimpact.com/energy/ Energy sector and weather variability | Weather Impact The production of energy is becoming more dependent on weather variability. We can analyze the future consequences of climate change impacting the energy... energy sector weather variability impact https://researcher.manipal.edu/en/publications/variability-of-footprint-ridge-density-and-its-use-in-estimation-/ Variability of footprint ridge density and its use in estimation of sex in forensic examinations -... https://rx2world.com/batch-variability-and-bioequivalence-what-the-acceptable-limits-really-mean Batch Variability and Bioequivalence: What the Acceptable Limits Really Mean Bioequivalence standards for generic drugs have long ignored batch-to-batch variability, risking false conclusions. New guidelines now require multi-batch... what the batch variability bioequivalence acceptable https://rjdnmd.org/index.php/RJDNMD/article/view/33 RISK ASSESSMENT OF DIABETES MELLITUS BY CHAOTIC GLOBALS TO HEART RATE VARIABILITY VIA SIX POWER... https://repositorio.unesp.br/entities/publication/7d060de3-475a-4ccb-a267-9c488b54102b SPATIAL VARIABILITY AND SAMPLING DENSITY OF MAGNETIC SUSCEPTIBILITY AND SOIL PROPERTIES IN ULTISOLS... The difficulty in finding recent information on the spatial behavior of properties of soils in the Brazilian Amazon region has been a concern of many... https://publications.pik-potsdam.de/pubman/faces/ViewItemOverviewPage.jsp?itemId=item_23978 Understanding the weather signal in national crop-yield variability :: PIKpublic Author: Frieler, Katja et al.; Genre: Journal Article; Finally published : 2017; Open Access; Title: Understanding the weather signal in national crop-yield... the weather crop yield understanding signal national https://scholar.usuhs.edu/en/publications/high-variability-in-standardized-outcome-thresholds-of-clinically/ High Variability in Standardized Outcome Thresholds of Clinically Important Changes in Shoulder... important changes high variability standardized outcome https://rjdnmd.org/index.php/RJDNMD/article/view/460 THE INFLUENCE OF GLYCEMIC CONTROL ON HEART RATE VARIABILITY AND BLOOD PRESSURE IN ADULT PATIENTS... https://brooklynguyloveswine.blogspot.com/2010/10/peter-liem-on-variability-of-experience.html Brooklynguy's Wine and Food Blog: Peter Liem on "The Variability of Experience." This week's World of Fine Wine blog post is by Peter Liem, and you are cheating yourself if you don't take 10 minutes to read it and think ... wine and food https://www.idos-research.de/en/others-publications/article/time-matters-shifting-seasonal-migration-in-northern-ghana-in-response-to-rainfall-variability-and-food-insecurity/ Time matters: shifting seasonal migration in Northern Ghana in response to rainfall variability and... https://eprints.lancs.ac.uk/id/eprint/74649/ Biological influences on inter- and intraspecific isotopic variability among paired chondrostome... biological influences inter https://crgsoft.com/how-to-measure-heart-rate-variability-on-a-garmin-device-without-using-a-heart-rate-chest-strap/ How to Measure Heart Rate Variability on A Garmin Device Without Using A Heart Rate Chest Strap -... Jan 6, 2025 - On the majority of its watches, Garmin does not at this time make it possible to retrieve raw heart rate variability (HRV) data. We are of the opinion that it... how to measure https://pure.urosario.edu.co/en/publications/estimates-of-temporal-spatial-variability-of-wildfire-danger-acro/fingerprints/ Estimates of temporal-spatial variability of wildfire danger across the Pan-Arctic and... https://researchonline.jcu.edu.au/21865/ The effect of weekly training and a game on heart rate variability in elite youth Rugby League... https://www.teachoo.com/27398/5764/Variability-Statistics/category/Variability/ Variability in Statistics: Meaning, Uses and 3+Examples - Teachoo Variability (Statistics)Variability asks: Are the numbers bunched up together, or are they all over the place? We notice that Mean and the Median gives a... variability statistics meaning uses examples https://timkadlec.com/tags/variability/ Tagged: variability | Tim Kadlec Tim Kadlec writes about performance, product management, and the web. tagged variability tim kadlec https://pure.urosario.edu.co/en/publications/seasonal-and-interannual-variability-of-the-mixed-layer-heat-budg/ Seasonal and interannual variability of the mixed layer heat budget in the Caribbean Sea -... https://www.bco-dmo.org/dataset/885659/description Coral physiology and intracellular pH (pHi) collected as part of a study of pCO2 variability on the... https://www.bio-conferences.org/articles/bioconf/abs/2020/10/bioconf_pes2020_00078/bioconf_pes2020_00078.html Comparative analysis of hemodynamic parameters and heart rate variability in football and hockey... BIO Web of Conferences, open access proceedings in biology, life sciences and health heart rate variability comparative analysis https://wcd.copernicus.org/articles/4/1087/2023/wcd-4-1087-2023.html WCD - Identifying quasi-periodic variability using multivariate empirical mode decomposition: a... Abstract. A variety of statistical tools have been used in climate science to gain a better understanding of the climate system's variability on various... identifying quasi periodic variability https://www.gtvallet.com/fr/tag/heart-rate-variability/ Heart rate variability | Guillaume T. Vallet CV Guillaume Vallet - Associate Professor in psychology heart rate variability guillaume vallet https://eforum.casact.org/article/75149-the-variability-and-tail-behavior-of-compound-climatic-normal-conditions/stats The Variability and Tail Behavior of Compound Climatic Normal Conditions | Published in CAS E-Forum By Queensley C. Chukwudum. In studying mean rainfall and temperatures in Africa and Asia, this paper uses histograms to understand tail dynamics of common... https://researchers.mq.edu.au/en/publications/factors-driving-sexual-dimorphism-and-colour-variability-in-the-a/ Factors driving sexual dimorphism and colour variability in the Achala Copper Lizard... sexual dimorphism https://repository.seafdec.org/handle/20.500.12066/921?locale-attribute=lo Adaptive strategies in coping with climate variability: Experience of Philippine traditional... http://hdl.handle.net/20.500.12066/921 adaptive strategies climate variability coping https://elifesciences.org/articles/46922 Large, three-generation human families reveal post-zygotic mosaicism and variability in germline... Rates of germline mutation accumulation are highly variable across families of similar genetic ancestry, and post-zygotic mosaicism is a substantial source of... https://epic.awi.de/id/eprint/3933/ Simulations of ice-ocean dynamics in the Weddell Sea. 2. Interannual variability 1985 - 1993 | EPIC ePIC (electronic Publication Information Center) is the official repository for publications and presentations of Alfred Wegener Institute for Polar and Marine... https://espo.nasa.gov/firex-aq/content/Variability_of_active_chlorine_in_the_lowermost_Arctic_stratosphere Variability of active chlorine in the lowermost Arctic stratosphere | FIREX-AQ in the variability active chlorine https://publications.marum.de/2632/ Holocene sea-surface temperature variability in the Chilean fjord region - MARUM Publications sea surface temperature in the https://dspace.emu.ee/items/72c84e53-1fd3-48ac-927a-a28153575b2a Spatial variability of chlorophyll and NDVI obtained by different sensors in an experimental coffee... The objective of this research was to study the spatial variability of NDVI and chlorophyll sampled by different sensors, as well as to evaluate the... https://bg.copernicus.org/articles/22/4309/2025/bg-22-4309-2025-metrics.html BG - Metrics - Estimating the variability of deep-ocean particle flux collected by sediment traps... Abstract. The gravitational pump plays a key role in the ocean carbon cycle by exporting sinking organic carbon from the surface to the deep ocean. Deep... https://scholars.uky.edu/en/publications/state-space-models-describe-the-spatial-variability-of-bromide-le/fingerprints/ State-space models describe the spatial variability of bromide leaching controlled by land use,... state space models https://journals.plos.org/plosone/article/comments?id=10.1371/journal.pone.0227709 Inter- and intraindividual variability in daily resting heart rate and its associations with age,... Background Heart rate is routinely measured as part of the clinical examination but is rarely acted upon unless it is well outside a population-based normal... resting heart rate https://kumpusch.com/portfolio-tag/variability/ Variability - Christoph a. Kumpusch | Forward-slash ( / ) Architektur forward slash variability christoph architektur https://ningaloo-atlas.org.au/content/variability-isotope-discrimination-factors-coral-ree Variability in isotope discrimination factors in coral reef fishes: Implications for diet and food... https://www.searchanddiscovery.com/abstracts/html/2019/ace2019/abstracts/592.html Architectural Variability of a Deep-Water Slope Channel Complex Above a Sequence Boundary, Isaac... https://www.buyoxygene.com/tag/pulse-variability-analysis/ Pulse Variability Analysis Archives - Buy Oxygene pulse variability analysis archives buy https://www.aanda.org/articles/aa/abs/2013/09/aa21864-13/aa21864-13.html A multi-epoch spectroscopic study of the BAL quasar APM 08279+5255 - I. C IV absorption variability... https://ijpp.com/blood-pressure-variability-from-intra-arterial-pressure-recordings-in-humans/ Blood pressure variability from intra-arterial pressure recordings in humans - Indian Journal of... Oct 10, 2023 - Blood pressure variability from intra-arterial pressure recordings in humans blood pressure https://www.ub.edu/ubtv/es/node/125252 Edge reduction variability in quartzite and chert. Joao Marreiros | UBtv edge reduction variability quartzite chert https://www.agron.iastate.edu/glsi/bohn/teaching/soc-stocks-variablity/ Spatial Variability and Mapping SOC Stocks - Geospatial Laboratory for Soil Informatics Feb 26, 2026 - Soil Mapping Research at Iowa State University spatial variability mapping soc https://www.thejournal.club/c/paper/391568/ Variability-Aware Training and Self-Tuning of Highly Quantized DNNs for Analog PIM https://www.ibsgranada.es/en/articulos/the-antigenic-variability-of-hcv-in-viral-hla-ag-binding-is-related-to-the-activation-of-the-host-immune-response/ The antigenic variability of HCV in viral HLA-Ag binding is related to the activation of the host... ibs.GRANADA is located in the framework of collaboration between the University of Granada and the University Hospitals of Granada, centers with a high level... https://atmos.ucla.edu/events/antarctic-sea-ice-variability-change-and-linkages-with-the-atmospheric-circulation/ Antarctic Sea Ice Variability, Change and Linkages with the Atmospheric Circulation | Atmospheric... antarctic sea ice the atmospheric variability change https://experts.illinois.edu/en/publications/a-generative-modeling-approach-for-interpreting-population-level-/ A Generative Modeling Approach for Interpreting Population-Level Variability in Brain Structure -... https://researchconnect.stonybrook.edu/en/publications/visit-to-visit-and-ambulatory-blood-pressure-variability-as-predi/ Visit-to-visit and ambulatory blood pressure variability as predictors of incident cardiovascular... blood pressure https://research.google/pubs/grader-variability-and-the-importance-of-reference-standards-for-evaluating-machine-learning-models-for-diabetic-retinopathy/ Grader variability and the importance of reference standards for evaluating machine learning models... https://www.whoop.com/us/en/thelocker/episode-218-understanding-heart-rate-variability-and-the-impact-on-strength-training-with-chris-chapman/ Episode 218: Understanding Heart Rate Variability and the Impact on Strength Training with Chris... Strength training can influence heart rate variability, or HRV, one of the body's primary indicators of readiness, and can also affect performance. https://pubmed.ncbi.nlm.nih.gov/26111942/ Physical activity, mindfulness meditation, or heart rate variability biofeedback for stress... In contemporary western societies stress is highly prevalent, therefore the need for stress-reducing methods is great. This randomized controlled trial... heart rate variability physical activity mindfulness meditation https://www.ispor.org/vih-articles/Volume-21--Supplemental-S3/PHP150---GEOGRAPHICAL-VARIABILITY-IN-THE-UTILIZATION-OF-SERVICES-AND-PHARMACEUTICAL-EXPENDITURE-BY-ADVANCED-CHRONIC-PATIENTS PHP150 - GEOGRAPHICAL VARIABILITY IN THE UTILIZATION OF SERVICES AND PHARMACEUTICAL EXPENDITURE BY... in the https://www.oiv.int/node/3224 OIV Guidelines for studying climate variability on vitiviniculture in the context of climate change... https://www.geology.lu.se/johannes-edvardsson/publication/4dcf4db9-3298-450d-bc58-5ced1dc0fef6 South Swedish bog pines as indicators of Mid-Holocene climate variability | Department of Geology https://oar.icrisat.org/1453/ Sorghum grain mold: variability in fungal complex - OAR@ICRISAT sorghum grain mold variability fungal https://scholar.ufs.ac.za/items/6e237dc2-d6db-4f76-8c53-dd66f4cd84ca/full Extraction, variability, enzymatic biosoftening and evaluation of physico-mechanical properties of... Unconventional natural textile fibre and enzymatic biotechnologies have positive eco-socio-economic impacts. They are increasingly demanded to substitute the... extraction variability enzymatic evaluation mechanical https://open.uct.ac.za/items/62699296-9a90-494c-bf90-0a88d2ae24d0 The meridional and seasonal variability of the carbonate system in the Southeast Atlantic sector of... Unlike well-characterized regions that have emerging pH and carbonate data, distant areas like polar oceans remain seasonally undersampled. Consequently, there... https://researchportalplus.anu.edu.au/en/publications/association-of-weather-variability-with-resurging-pertussis-infec/ Association of weather variability with resurging pertussis infections among different age groups:... https://scholarworks.gnu.ac.kr/item/c5573a21-7301-441c-a9b2-ed60fd8e2e6c ScholarWorks :: Prediction of Statistical Distribution on Nanosheet FET by Geometrical Variability... Due to the aggressive scaling down of logic semiconductors, the difficulty of semiconductor component processes has increased. As the structure of components be scholarworks prediction statistical distribution https://www.muni.cz/vyzkum/publikace/935148 Temporal and spatial variability of cyanobacterial toxins microcystins in three interconnected... cyanobacterial toxins temporal spatial variability https://repositorio.inia.gob.pe/items/19f5a3c5-439d-4b82-ae92-14826c04f4d7 Soil spatial variability in high-yield Peruvian Amazon coffee: a geostatistical approach for... Fertilization practices in coffee plantations often overlook the spatial variability of soils, particularly in mountainous regions with acidic conditions.... https://deepai.org/publication/variability-abstraction-and-refinement-for-game-based-lifted-model-checking-of-full-ctl-extended-version Variability Abstraction and Refinement for Game-based Lifted Model Checking of full CTL (Extended... Feb 14, 2019 - 02/14/19 - Variability models allow effective building of many custom model variants for various configurations. Lifted model checking for a ... https://www.mtprehabjournal.com/revista/article/view/1183 Analysis of heart rate variability in the measurement of the activity of the autonomic nervous... Introduction: The analysis of heart rate variability (HRV) has been used as a resource for the measurement of autonomic nervous system activity in different... heart rate variability in the analysis https://repository.tilburguniversity.edu/items/d739934f-0582-4a84-b8af-09461054c937 Variability in energy expenditure is much greater in males than females In mammals, trait variation is often reported to be greater among males than females. However, to date, mainly only morphological traits have been studied.... energy expenditure variability much greater males https://nora.nerc.ac.uk/id/eprint/510727/ Drivers of long-term variability in CO2 net ecosystem exchange in a temperate peatland - NERC Open... https://lvp.digitalpromiseglobal.org/content-area/literacy-pk-3/strategies/individual-spaces-literacy-pk-3/summary Individual Spaces | Learner Variability Project individual spaces learner variability project https://publications.marum.de/2210/ Regional variability in eukaryotic protist communities in the Amundsen Sea - MARUM Publications regional variability protist https://ir.nust.na/items/3b5e2196-ad1b-429e-ae6a-9dd4c08c918a Spatial variability of heavy metal concentrations in soils adjacent to Oshakati solid waste... Human existence generates massive amount of waste. These wastes are usually dumped at disposal sites especially in developing countries due to lack of... https://repository.gatech.edu/entities/publication/b4633c54-bf9e-407c-b8ca-a598068c8433 Dynamics, variability, and model representations of U.S. hydrological extremes Hydrological extremes, including both extreme precipitation events and droughts, have profound impacts on human life, health, and socioeconomic well-being.... u s dynamics variability model representations https://experts.arizona.edu/en/publications/distal-hypoxic-stroke-a-new-mouse-model-of-stroke-with-high-throu/ Distal hypoxic stroke: A new mouse model of stroke with high throughput, low variability and a... https://bemquerermulher.com.br/select-the-graph-that-shows-data-with-high-within-groups-variability Select The Graph That Shows Data With High Within-groups Variability. May 4, 2026 - High within-group variability indicates that data points within the same category or condition are widely spread out, which can significantly impact the conclus the graph select shows https://digitalcommons.bucknell.edu/fac_journ/1622/ "Within-task variability on standardized language tests predicts autism" by Abby E. Hare-Harris,... Background Qualitatively atypical language development characterized by non-sequential skill acquisition within a developmental domain, which has been called... https://metadata.sanbi.org/srv/api/records/b40c74d2-db20-43cd-b11a-83a9b141e4f1 DM02 High topographic variability.shp Landscapes of high topographic variability important for climate change adaptation. high topographic variability shp https://the-potscast.castos.com/episodes/exercise-physiologist-and-patient-caelum-schild Vagal nerve stimulation and heart rate variability with Exercise Physiologist Caelum Schild Caelum Schild is a Senior Exercise Physiologist in Adelaide Australia who specializes in POTS and related conditions. In this episode he describes some of the... vagal nerve stimulation heart rate variability https://impacts.ucar.edu/en/publications/tall-amazonian-forests-are-less-sensitive-to-precipitation-variab/ Tall Amazonian forests are less sensitive to precipitation variability - Impacts @ NSF NCAR and UCAR https://www.bis.org/publ/work844.htm Variability in risk-weighted assets: what does the market think? The global financial crisis highlighted a number of weaknesses in the regulatory framework, including concerns about excessive variability in banks'... risk weighted assets the market variability think https://pure.psu.edu/en/publications/higher-heart-rate-and-reduced-heart-rate-variability-persist-duri/ Higher heart rate and reduced heart rate variability persist during sleep in chronic fatigue... heart rate https://jukuri.luke.fi/items/58ea04eb-1d90-4b72-b9d1-e561b2170b5d Variability in herbage mass and chemical composition within a timothy sward Variability in herbage mass (HM) and chemical composition of timothy (Phleum pratense L.) sward was studied in a three-hectare field. The field, which was... chemical composition variability mass https://www.us-ocb.org/timing-matters-correcting-float-based-measurements-of-diurnal-oxygen-variability/ Timing matters: Correcting float-based measurements of diurnal oxygen variability :: Ocean Carbon &... Despite its fundamental importance to the global carbon cycle, climate, and marine ecosystems, oceanic primary production is grossly under-sampled. https://www.page-meeting.org/Abstracts/understanding-the-variability-in-clinical-response-to-rufinamide-a-new-antiepileptic-drug-a-pooled-pkpd-analysis/ Understanding the variability in clinical response to rufinamide, a new antiepileptic drug: a... Oct 21, 2025 - poster - Understanding the variability in clinical response to rufinamide, a new antiepileptic drug: a pooled PKPD analysis https://saemobilus.sae.org/papers/analytical-experimental-structural-load-variability-uh-60a-airloads-program-f-0080-2024-1253 F-0080-2024-1253: Analytical and Experimental Structural Load Variability in the UH-60A Airloads... https://scholars.uky.edu/en/projects/divine-dietary-management-of-glucose-variability-in-the-icu-4/ DIVINE - Dietary Management of Glucose Variability in the ICU - University of Kentucky in the icu divine dietary management glucose https://researchers.westernsydney.edu.au/en/publications/temporal-variability-in-production-is-not-consistently-affected-b/ Temporal variability in production is not consistently affected by global change drivers across... https://pure.amsterdamumc.nl/en/publications/retest-variability-and-patient-reliability-indices-of-quantitativ/ Retest variability and patient reliability indices of quantitative fundus autofluorescence in... retest variability patient reliability https://pub.geus.dk/en/publications/the-replication-myth-2-quantifying-empirical-sampling-plus-analys/ The replication myth 2: Quantifying empirical sampling plus analysis variability - GEUS'... replication myth https://scholarworks.umass.edu/entities/publication/0d9c6c8c-fed6-4cf3-81a8-5353f9687134 Youth-Perceived Variability in Harsh Parenting from 8-14 Years as a Predictor of Internalizing and... Harsh parenting behaviors have been shown to predict internalizing and externalizing symptoms in children. These symptoms of psychopathology can persist into... https://rivm.openrepository.com/entities/publication/12964a86-cf6b-4346-bf37-58225bd7b087 Corrigendum to "Variability of in vivo potency tests of Diphtheria, Tetanus and acellular Pertussis... https://ricerca.sns.it/handle/11384/72352 X-Ray Variability of High-Z Agns: Results from Deep Surveys and Prospects for Future X-Ray Missions https://www.baconwork.com/blog/how-to-deal-with-seasonal-variability-in-warehouse-operations How To Deal With Seasonal Variability in Warehouse Operations Warehouses utilize tools to navigate the busy season. Theses tools include forecasting demand, warehouse layout, and flexible staffing through staffing apps. how to deal seasonal variability warehouse operations https://forageresearch.in/characterization-and-variability-studies-for-green-forage-yield-and-associated-traits-in-forage-cactus-opuntia-spp/ CHARACTERIZATION AND VARIABILITY STUDIES FOR GREEN FORAGE YIELD AND ASSOCIATED TRAITS IN FORAGE... green forage characterization variability studies https://www.cordis.europa.eu/project/id/812816/reporting A novel universal influenza vaccine targeting epitopes of limited variability | H2020 | CORDIS |... Latest report summary a novel influenza vaccine https://ir.lib.pdn.ac.lk/items/217c3e73-73c1-48f4-a76c-52c88e2630c0/full Overcoming Economic Impact of Rainfall Variability in Mahailuppallama by Using Gamma Distribution Introduction : Climate change is a major factor that significantly affects the world economy with extreme changes in climatic variables such as precipitation,... economic impact https://www.ssa.gov/policy/docs/statcomps/supplement/2012/apna.html Annual Statistical Supplement, 2012 - Appendix A: Sampling Variability Social Security Administration Research, Statistics, and Policy Analysis appendix a annual statistical supplement sampling