The Two Data Sets Are Dependent $\overline { \mathrm { d } }$

question 85

Multiple Choice

The two data sets are dependent. Find $\overline { \mathrm { d } }$ to the nearest tenth.
- $$\begin{array} { l | l l l l l } \mathrm { X } & 12.7 & 11.3 & 12.9 & 12.9 & 13.0 \\\hline \mathrm { Y } & 11.5 & 12.6 & 11.1 & 10.7 & 10.5\end{array}$$

• A) 1.3
• B) 0.8
• C) 1.7
• D) 1.6

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