Central Limit Theorem and
Our UCLA Population


Suppose we conducted 4 additional height surveys, which returned the following data:

Survey

Sample Mean

No.1

67.97

No. 2

68.35

No. 3

66.92

No. 4

65.66

No. 5

67.21

What is the approximate Mean of the population?
That question is easy enough to answer:

What is the standard deviation of the sample means?


  

3:6