Author Question: If the mean of a normal distribution is negative, a. the standard deviation must also be negative. ... (Read 90 times)

corkyiscool3328 · **on:** Jun 24, 2018

If the mean of a normal distribution is negative,
a. the standard deviation must also be negative.
b. the variance must also be negative.
c. a mistake has been made in the computations, because the mean of a normal distribution cannot be negative.
d. none of these alternatives is correct.

Question 2

The test for goodness of fit, test of independence, and test of multiple proportions are designed for use with
a. categorical data.
b. bivariate data.
c. quantitative data.
d. ordinal data.