Random Sampling in Statistics: Expected Value and Variance of the Sample Mean
16:07
YouTubeSteve Brunton
Random Sampling in Statistics: Expected Value and Variance of the Sample Mean
Here we compute the expected value and variance of the sample mean. This will help us understand properties about the larger population, and how it relates to smaller random sampling. This is useful, for example in political polling, drug trials, A/B testing of website designs (and YouTube thumbnails!), and much more! This video was produced at ...
15.7K views7 months ago
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