'Sample estimates' diaporamas de présentation

Ratio estimation under SRS

2.06k views • 74 slides

Differential gene expression detection, linear models, and Bayesian estimation with limma

Differential gene expression detection, linear models, and Bayesian estimation with limma. Richard Bourgon 16 June 2009 bourgon@ebi.ac.uk. Overview. Differential expression detection Fold change vs. t statistics Bayesian estimation and moderated t statistics

560 views • 31 slides

Density Traversal Clustering and Generative Kernels

Density Traversal Clustering and Generative Kernels. a generative framework for spectral clustering Amos Storkey, Tom G Griffiths University of Edinburgh. Attribute Generalisation. Prior work. Tishby and Slonim Meila and Shi Coifman et al Nadler et al. Example : Transition Matrix.

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Journalism 614: Sampling

Journalism 614: Sampling. Sampling. Probability Sampling Based on random selection Non-probability sampling Based on convenience. Sampling Miscues: Alf Landon for President (1936). Literary Digest: post cards to voters in 6 states Correctly predicting elections from 1920-1932

394 views • 26 slides

Tuesday, October 22

Tuesday, October 22. Interval estimation. Independent samples t -test for the difference between two means. Matched samples t -test. Tuesday, October 23. Interval estimation. Independent samples t -test for the difference between two means. Matched samples t -test.

350 views • 25 slides

SAMPLE MEAN and its distribution

SAMPLE MEAN and its distribution. SAMPLE MEAN and its distribution. CENTRAL LIMIT THEOREM: If sufficiently large sample is taken from population with any distribution with mean ? and standard deviation ?, then sample mean has sample normal distribution N(?,? 2 /n). It means that:

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526 views • 23 slides

Impact of Sample Estimate Rounding on Accuracy ERCOT Load Profiling Department May 22, 2007

Impact of Sample Estimate Rounding on Accuracy ERCOT Load Profiling Department May 22, 2007. Overview. Objective is to assess the impact of rounding on the accuracy of sample estimates and on load profile accuracy Monte Carlo simulation of sample results Settlement in a test environment.

141 views • 14 slides

Chapter Five

186 views • 13 slides

Sample estimates

Sample estimates. Rule of thumb for comparing error bars. Illusory sample size and statistical significance. X. Sample estimates. Sample estimates. Sample mean. Sample variance. Sample estimates. Report. NEVER REPORT. Sample mean. upper error bar. lower error bar. Standard error.

259 views • 9 slides