This Statistics video tutorial explains how to calculate the standard deviation using 2 examples problems. You need to calculate the sample ... ... <看更多>

Here is an example with such a small population and small sample size that we can actually write down every single sample. Example 1. A rowing team consists of ... ... <看更多>

For an example, the population standard deviation of 1,2,3,4,5 is about 1.41 and the sample standard deviation is about 1.58. ... <看更多>