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Calculate Each Value Requested for the Following Set of Scores XY15310224\begin{array} { r c } \mathrm { X } & \mathrm { Y } \\1 & 5 \\3 & 1 \\0 & - 2 \\2 & - 4\end{array}

Question 75

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Calculate each value requested for the following set of scores: XY15310224\begin{array} { r c } \mathrm { X } & \mathrm { Y } \\1 & 5 \\3 & 1 \\0 & - 2 \\2 & - 4\end{array}
a. ΣX
b. ΣY
c. ΣXΣY
d. ΣXY

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