The Two Data Sets Are Dependent $\bar { d }$ To the Nearest Tenth

question 117

Multiple Choice

The two data sets are dependent. Find $\bar { d }$ to the nearest tenth. $$\begin{array} { | l | l l l l l | } \hline \mathrm { A } & 69 & 66 & 61 & 63 & 51 \\\hline \mathrm { B } & 25 & 23 & 20 & 25 & 22 \\\hline\end{array}$$

• A) 39.0
• B) 23.4
• C) 50.7
• D) 48.8

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