Author Question: Which statistical technique is appropriate when we compare two or more populations of qualitative ... (Read 133 times)

charchew · **on:** Jun 24, 2018

Which statistical technique is appropriate when we compare two or more populations of qualitative data with two or more categories?
a. The z-test of the difference between two proportions.
b. The chi-squared test of a contingency table.
c. The chi-squared goodness-of-fit test.
d. Both a and b.

Question 2

The sampling distributions that are used for nominal data are the standard normal distribution and the:
a. Chi-squared distribution. c. F-distribution.
b. Binomial distribution. d. Interval distribution.