Author Question: The test statistic z locates a sample mean on a _____ distribution. a. positively skewed b. ... (Read 181 times)

ericka1 · **on:** Jun 20, 2018

The test statistic z locates a sample mean on a _____ distribution.

a. positively skewed
b. negatively skewed
c. standard normal
d. symmetrical and bimodal

Question 2

If a distribution is unimodal and symmetrical, then the _____ .

a. mean is greater than the mode and the mode is greater than the median
b. mode and median are equal, but both are less than the mean
c. mean is less than the mode and the mode is less than the median
d. mean, median, and mode are equal