6 The chisquare technique of hypothesis testing can be used

6.         The chi-square technique of hypothesis testing can be used

a.         to conduct goodness-of-fit tests

b.         to test the alleged independence of two quantitative variables

c.         to make inferences about homogeneity

d.         for all of the above purposes (and more)

Solution

(B) is wrong, even though we can convert quantitative variable into categorical data for testing independence, but information is lost. Instead, quantitative measures must be used, like correlations.