13) What is the difference between the standard deviation and the standard error? Is the standard error a standard deviation?

14) What is the sampling distribution of the median?

16) What is the role of sampling distributions in statistics? Give your own example of this.

17) What is the logic of hypothesis testing? Give your own real-world example and associate each part of your example with the associated technical concepts.

19) What makes the null hypothesis so important?

20) What is the single most important number in statistics and why is it so important?