Sampling Distributions: Deriving the Mean and Variance of the Sample Mean @jbstatistics
Sampling Distributions: Deriving the Mean and Variance of the Sample Mean  @jbstatistics
Uploaded September 2012 | Updated September 2026, 40 minutes ago
I have an updated and improved (and less nutty) version of this video available at youtu.be/7mYDHbrLEQo.

I derive the mean and variance of the sampling distribution of the sample mean.
Sampling Distributions: Deriving the Mean and Variance of the Sample MeanConfidence Intervals for One Mean: Interpreting the IntervalDiscrete Probability Distributions: Example Problems (Binomial, Poisson, Hypergeometric, Geometric)What Factors Affect the Power of a Z Test?Intro to Confidence Intervals for One Mean (Sigma Known)Introduction to Simple Linear RegressionChi-square Tests of Independence (Chi-square Tests for Two-Way Tables)An Introduction to the Hypergeometric DistributionDe Morgans Laws (in a probability context)Introduction to Simple Linear Regression (Old, fast version)Inference for a Proportion: An Example of a Confidence Interval and a Hypothesis TestInference for Two Proportions: An Example
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Sampling Distributions: Deriving the Mean and Variance of the Sample Mean

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