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*  Tag SNP
Effect size (penetrance) of the common variants needs to be smaller relative to those found in rare disorders. That means that ... The Affymetrix platform prints DNA probes on a glass or silicone chip that hybridize to specific alleles in the sample DNA. The ... known to vary across the genome and some studies have reported LD distances much longer than the reported maximum block sizes. ... of the variance due to genetic factors and that common diseases are influenced by multiple common alleles of small effect size ...
*  List of important publications in statistics
... inference in survey sampling of finite populations. Introduced the treatment-unit additivity hypothesis, which was discussed in ... Influence Recovery of inter-block information when block sizes are unequal Author: Patterson, HD; Thompson, R Publication data ... Influence A generalized Wilcoxon test for comparing arbitrarily singly-censored samples Author: Gehan, EA Publication data: ...
*  Sample size determination
Sample sizes may be chosen in several different ways: experience - A choice of small sample sizes, though sometimes necessary, ... NIST: Selecting Sample Sizes ASTM E122-07: Standard Practice for Calculating Sample Size to Estimate, With Specified Precision ... ISBN 0-471-48900-X. Smith, Scott (8 April 2013). "Determining Sample Size: How to Ensure You Get the Correct Sample Size , ... With more complicated sampling techniques, such as stratified sampling, the sample can often be split up into sub-samples. ...
*  PASS Sample Size Software
PASS is a computer program for estimating sample size or determining the power of a statistical test or confidence interval. ... NCSS LLC also produces NCSS (for statistical analysis). PASS includes over 230 documented sample size and power procedures. ...
*  Insensitivity to sample size
Wainer and Zwerlig argue that this is an artifact of sample size. Because of the small sample size, the incidence of a certain ... Insensitivity to sample size is a cognitive bias that occurs when people judge the probability of obtaining a sample statistic ... Insensitivity to sample size is a subtype of extension neglect. To illustrate this point, Howard Wainer and Harris L. Zwerling ... Relative neglect of sample size were obtained in a different study of statistically sophisticated psychologists. Tversky and ...
*  PS Power and Sample Size
Power, sample size, and the detectable alternative hypothesis are interrelated. The user specifies any two of these three ... Dupont WD and Plummer WD: PS power and sample size program available for free on the Internet. Controlled Clin Trials,1997;18: ... McCrum-Gardner, E: "Sample size and power calculations made simple." International Journal of Therapy and Rehabilitation. 2010 ... PS is an interactive computer program for performing statistical power and sample size calculations. The PS program can be used ...
*  Informal inferential reasoning
... sampling variability). Sample size. Bigger samples are better because they provide a more accurate estimate of the population/ ... Estimate and draw a graph of a population based on a sample Compare two or more samples of data to infer whether there is a ... The use of random sampling to be sure not to introduce bias in the sampling process and thus increase the chance that the ... Tasks that involve "growing samples" are also fruitful for developing informal inferential reasoning Garfield, J.B., & Ben-Zvi ...
*  Infant swimming
Sample size: 1,316. Drowning: 29.9%, motor vehicle traffic accidents: 24.8%, suffocation: 12.2%, fire/burns: 9.8%, etc. ...
*  Mixture model
To simulate a sample of size N that is from a mixture of distributions Fi, i=1 to n, with probabilities pi (sum= pi = 1): ... Moreover, EM naturally embeds within it constraints on the probability vector, and for sufficiently large sample sizes positive ... N being the sample size. The parameters are then updated such that the new component weights correspond to the average ... We can create a mixture model with K = 10 {\displaystyle K=10} different components, where each component is a vector of size N ...
*  Experimental uncertainty analysis
The sample size is an important consideration in experimental design. To illustrate the effect of the sample size, Eq(18) can ... "n" is the sample size. Be aware that the effectiveness of these approximations is very strongly dependent on the relative sizes ... "n" is the sample size. Be aware that the effectiveness of these approximations is very strongly dependent on the relative sizes ... "n" is the sample size. These expressions are based on "Method 1" data analysis, where the observed values of x are averaged ...
*  Thematic analysis
... quantitative tool to support thinking on sample size by analogy to quantitative sample size estimation methods. The initial ... There is little reliable guidance on what sample size is needed for a thematic analysis, with suggestions ranging from 6 to ... Fugard AJ, Potts HW (10 February 2015). "Supporting thinking on sample sizes for thematic analyses: A quantitative tool". ... doi10.1080/13645579.2015.1005456 Sandelowski, M. (1995). Sample size in qualitative research. Research in Nursing & Health, 18 ...
*  Religion in the United States
The 1990 sample size was 113,723; 2001 sample size was 50,281. Adult respondents were asked the open-ended question, "What is ... The 2001 ARIS study projected from its sample that there are about 5.3 million adults in the American Jewish population: 2.83 ... In 2006, an online Harris Poll (they stated that the magnitude of errors cannot be estimated due to sampling errors, non- ... About one third of the sample was asked more detailed demographic questions. Religious Self-Identification of the U.S. Adult ...
*  Christian population growth
The 1990 sample size was 113,723; 2001 sample size was 50,281. Adult respondents were asked the open-ended question, "What is ... Size of youth population. "In 2010, more than a quarter of the world's total population (27%) was under the age of 15." ... Size of old population. In 2010, "11% of the world's population was at least 60 years old," 14% of the Christian population was ... About one third of the sample was asked more detailed demographic questions. It's been reported that conversion into ...
*  Design of experiments
What is the sample size. How many units must be collected for the experiment to be generalisable and have enough power? What is ... and the research requires each subpopulation to be equal in size, stratified sampling can be used. In that way, the units in ... the probable error of such an extrapolation depends on the sample size, among other things. Statistical replication ... A mixture of garlic, mustard, and horseradish in a lump the size of a nutmeg. Two spoonfuls of vinegar three times a day. Two ...
*  Quantitative parasitology
Since sample size and prevalence are known, mean intensity defines the quantity of parasites found in the sample of hosts. ... Always give the host sample size. In most cases, this is expressed as the number of hosts individuals examined. (Exceptionally ... Quantifying parasites in a sample of hosts or comparing measures of infection across two or more samples can be challenging. ... It compares several random pairs of individual values taken from the two samples to test whether or not there is a significant ...
*  Children of Immigrants Longitudinal Study
The total sample size was 5,262. Respondents came from 77 different nationalities, although the sample reflects the most ... The sample now averaged 24 years of age and, hence, patterns of adaptation in early adulthood could be readily assessed. The ... In total, 2,442 parents or 46 percent of the original student sample were interviewed. During 2001-2003, or a decade after the ... This follow-up survey retrieved 4,288 respondents or 81.5 percent of the original sample. Together with this follow-up survey, ...
*  Genetic studies on Sinhalese
Sample size used was 87 subjects. These findings are compatible with the historical chronicles the Mahavamsa and Dipavamsa. ...
*  Bennett acceptance ratio
The sample size should be large. In particular, as successive states are correlated, the simulation time should be much larger ... By performing a Metropolis Monte Carlo walk it is possible to sample the landscape of states that the system moves between, ... This method, also called Free energy perturbation (or FEP), involves sampling from state A only. It requires that all the high ... The cost of simulating both ensembles should be approximately equal - and then, in fact, the system is sampled roughly equally ...
*  Nicaraguan general election, 2006
2006 The October poll sample size is 5,090. The margin of error is 2%. August poll sample size is 1,258. Methodology: Telephone ... Borge & Asociados - Polls Conducted October 15-222, October 5-121, September 13, and August 5, 2006 October poll sample size is ... 2006 This poll sample size is 15,330. The margin of error is 0.8%. CID-Gallup - Poll Conducted October, 2006 and August 16 to ...
*  Opinion corridor
... which had a sample size of 4348. They observed the following trends: Increased hesitation in debates with people outside the ...
*  Taylor's law
... where n is the total sample size, m is the sample mean and x are the individual values with the sum taken over the whole sample ... s2 is the variance of the sample, m is the mean of the sample and n is the sample size. Jn is asymptotically normally ... n here is the sample size (not sample per cluster) and p is the probability of a sample containing at least one individual. A ... Sequential analysis is a method of statistical analysis where the sample size is not fixed in advance. Instead samples are ...
*  Gravitic density meter
This makes the sample size very large. This large sample size leads to measurements that reflect the entire sample, because the ... entire sample is going to go through the hose. Gravitic density meters have many uses in many different industries. Mining, ...
*  Global Corruption Barometer
The typical sample size is 1,000 people. Four countries - Cyprus, Luxembourg, Vanuatu and Solomon Islands - have a sample size ...
*  Crossover study
K.-J. Lui, (2016). Crossover Designs: Testing, Estimation, and Sample Size. Wiley. Najafi Mehdi, (2004). Statistical Questions ...
*  Randomized controlled trial
But as the sample size increases, the same RCT may be able to demonstrate a significant effect of the treatment, even if this ... Freiman JA, Chalmers TC, Smith H Jr, Kuebler RR (1978). "The importance of beta, the type II error and sample size in the ... Wittes J (2002). "Sample size calculations for randomized controlled trials". Epidemiol Rev. 24 (1): 39-53. doi:10.1093/epirev/ ... Regarding Type II errors, despite the publication of a 1978 paper noting that the sample sizes of many "negative" RCTs were too ...
*  Camelpox
It is a large, brick-shaped, enveloped virus that ranges in size from 265-295 nm. The viral genetic material is contained in ... Therefore, the best way to diagnose Camelpox is via Transmission Electron Microscopy evaluation of skin samples from infected ...
*  Study on Global Ageing and Adult Health
The target sample size was 5000 households with at least one person aged 50+ years and 1000 households with an 18- to 49-year- ... The sample size is over 46,000 respondents. First results are published as 'Growing Older in Africa and Asia: Multicentre study ... expanding the sample sizes in each participating country (China, Ghana, India, Mexico, the Russian Federation and South Africa ... Samples of these respondents were followed-up as a part of SAGE Wave 1 (2007-10) data collection in four of the six SAGE ...