4.3 Practice Questions: Z and T scores (4-5)

As n increases, what happens?

power increases!

If the sample mean falls farther away the population mean, then the chances of _ the H0 increase.

rejecting

A researcher wants to test whether reviewing materials before a test increases recall during the test and concludes it does not. She could be making a_____

Type II Error

A sampling distribution is made up of _____, while a frequency distribution is made up of _______.

sample means; scores

With a frequency distribution you calculate a z-score for a _________.

score

With a sampling distribution, you calculate a z-score for a _______.

sample mean

The variability of a sampling distribution will always be _______ (more or less) than the variability of a frequency distribution.

less

Standard Error of the mean tells you that difference that you _______ (expect or observe)?

expect