Data Set 10-7: In that long standing feud between the Hatfields and the McCoys, Old Doc Sawbones has been keeping score. During the last 16 years he noted in his feudian notebook a "degree of injury"
measure each time he patched up, sewed up, or made a coroner's report on anyone in the two families. Summary statistics were:
$$\begin{array} { c c c }
& \text { Hatfields } & \text { McCoys } \
\bar { X } & 41 & 34 \
\hat { S } & 6 & 8 \
N & 16 & 16
\end{array}$$
-The design of the study described in Data Set 10-7 is
A) independent samples
B) paired samples
C) comparing a sample mean to a population mean
D) not enough information is given.

Question

Data Set 10-7: In that long standing feud between the Hatfields and the McCoys, Old Doc Sawbones has been keeping score. During the last 16 years he noted in his feudian notebook a "degree of injury"
measure each time he patched up, sewed up, or made a coroner's report on anyone in the two families. Summary statistics were:
 $$\begin{array} { c c c } 
& \text { Hatfields } & \text { McCoys } \
\bar { X } & 41 & 34 \
\hat { S } & 6 & 8 \
N & 16 & 16
\end{array}$$
-The design of the study described in Data Set 10-7 is
A) independent samples
B) paired samples
C) comparing a sample mean to a population mean
D) not enough information is given.

Quizplus · Accepted Answer

The study compares two different groups (Hatfields and McCoys) on the same variable (degree of injury), which indicates an independent samples design.

Data Set 10-7: in That Long Standing Feud Between the Hatfields