In Kentucky, the Hatfield family has been feuding with the McCoy family for generations. Suppose you wanted to compare the biological fitness of the Hatfields to that of the McCoys and that you had a reliable test of fitness. Many Hatfields and many McCoys were tested. The study as described is one of
A) independent-samples
B) paired-samples
C) comparison of a sample to a population mean
D) testing the significance of a correlation coefficient.

Question

Quizplus · Accepted Answer

The study compares two distinct groups (Hatfields and McCoys) on a specific measure (biological fitness), making it an independent-samples design. Each group is treated as separate and independent from the other.

In Kentucky, the Hatfield Family Has Been Feuding with the McCoy