Find the mean, variance, and standard deviation for the number of heads when 20 coins are tossed.
Step 1 of 3
Week 9: Confidence Intervals 1 November 2016 Basic Statistics for Research Professor HK Dong Wendy Liu If the population is not normal: We can apply the Central Limit Theorem Sample means from the population will be approximately normal as long as the sample size is large enough Properties of the sampling distribution: Mean of the sample means is the population mean:...
Textbook: Elementary Statistics: A Step by Step Approach
Author: Allan G. Bluman
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