Data Set 6-3
$$\begin{array} { l l }
X & Y \
\hline 2 & 3 \
3 & 6 \
5 & 7 \
2 & 4
\end{array}$$
-For Data Set 6-3, $\Sigma$XY is
A) 67
B) 240
C) 16.75
D) 32.

Name: Data Set 6-3 \[\begin{array} { l l } X & Y \\ \hline 2 & 3 \\ 3 & 6 \\ 5 & 7 \\ 2 & 4 \end{array}\] -For Data Set 6-3, $\Sigma$XY is A) 67 B) 240 C) 16.75 D) 32.
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Question

Data Set 6-3
 $$\begin{array} { l l } 
X & Y \
\hline 2 & 3 \
3 & 6 \
5 & 7 \
2 & 4
\end{array}$$
-For Data Set 6-3, $\Sigma$XY is
A) 67
B) 240
C) 16.75
D) 32.

Quizplus · Accepted Answer

To find $\Sigma$XY, multiply each X value by its corresponding Y value and sum the results: (2*3) + (3*6) + (5*7) + (2*4) = 6 + 18 + 35 + 8 = 67.

Data Set 6-3 XY23365724\begin{array} { l l } X & Y \\\hline 2 & 3 \\3 & 6 \\5 & 7 \\2 & 4\end{array}X2352​Y3674​​

Data Set 6-3 $\begin{array} { l l } X & Y \\\hline 2 & 3 \\3 & 6 \\5 & 7 \\2 & 4\end{array}$