Instruction 3-9
Given below are the rating and performance scores of 15 laptop computers.
$\begin{array}{|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|}
\hline
\text { Performance } & 115 & 191 & 153 & 194 & 236 & 184 & 184 & 216 & 185 & 183 & 189 & 202 & 192 & 141 \
\hline \text { Overall } & 74 & 78 & 79 & 80 & 84 & 76 & 77 & 92 & 83 & 78 & 77 & 78 & 78 & 73 \
\text { Rating }&\
\hline
\end{array}$
-Referring to Instruction 3-9,what is the sample covariance between the performance scores and the rating?

Question

Instruction 3-9
Given below are the rating and performance scores of 15 laptop computers.
 $\begin{array}{|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|}
\hline
\text { Performance } & 115 & 191 & 153 & 194 & 236 & 184 & 184 & 216 & 185 & 183 & 189 & 202 & 192 & 141 \
\hline \text { Overall } & 74 & 78 & 79 & 80 & 84 & 76 & 77 & 92 & 83 & 78 & 77 & 78 & 78 & 73 \
\text { Rating }&\
\hline
\end{array}$
-Referring to Instruction 3-9,what is the sample covariance between the performance scores and the rating?

Quizplus · Accepted Answer

The Answer of Instruction 3-9
Given below are the rating and performance scores of 15 laptop computers.
 $\begin{array}{|l|l|l|l|l|l|l|l|l|l|l|l|l|l|l|}
\hline
\text { Performance } & 115 & 191 & 153 & 194 & 236 & 184 & 184 & 216 & 185 & 183 & 189 & 202 & 192 & 141 \
\hline \text { Overall } & 74 & 78 & 79 & 80 & 84 & 76 & 77 & 92 & 83 & 78 & 77 & 78 & 78 & 73 \
\text { Rating }&\
\hline
\end{array}$
-Referring to Instruction 3-9,what is the sample covariance between the performance scores and the rating?

Instruction 3-9 Given Below Are the Rating and Performance Scores

Instruction 3-9
Given Below Are the Rating and Performance Scores