A medical researcher compared the variances in birth weights for five randomly chosen babies of each gender,with the MegaStat results shown below. The population variances
A)may be assumed equal at any customary a.
B)should be assumed unequal at any customary a.
C)are not relevant to this paired t-test.

Question

A medical researcher compared the variances in birth weights for five randomly chosen babies of each gender,with the MegaStat results shown below.  The population variances
A)may be assumed equal at any customary a. 
B)should be assumed unequal at any customary a. 
C)are not relevant to this paired t-test.

Quizplus · Accepted Answer

Since the researcher is comparing the variances of birth weights of the two genders, it is appropriate to assume equal variances in the population. Therefore, Option A is the best choice.

A Medical Researcher Compared the Variances in Birth Weights for Five