$$\begin{array}{l}
\text { Data sets } \mathrm { A } \text { and } \mathrm { B } \text { are dependent. Find } \overline { \mathrm { d } } \text {. }\
\begin{array} { c | c c c c c }
\text { A } & 31 & 29 & 48 & 44 & 32 \
\hline \text { B } & 29 & 25 & 26 & 36 & 23
\end{array}
\end{array}$$ Assume that the paired data came from a population that is normally distributed.
A) 9.0
B) -5.1
C) 33.1
D) 25.2

Question

$$\begin{array}{l}
\text { Data sets } \mathrm { A } \text { and } \mathrm { B } \text { are dependent. Find } \overline { \mathrm { d } } \text {. }\
\begin{array} { c | c c c c c } 
\text { A } & 31 & 29 & 48 & 44 & 32 \
\hline \text { B } & 29 & 25 & 26 & 36 & 23
\end{array}
\end{array}$$ Assume that the paired data came from a population that is normally distributed.
A) 9.0
B) -5.1
C) 33.1
D) 25.2

Quizplus · Accepted Answer

The differences between the paired data sets A and B are: 2, 4, 22, 8, and 9. The mean of these differences ($\overline{d}$) is (2 + 4 + 22 + 8 + 9) / 5 = 9.0.

Assume That the Paired Data Came from a Population That