What Is the Sum of Squares of the Ranking Differences

question 78

Multiple Choice

$$\text { Two students were asked to rate six different television shows on a scale from } 0 \text { to } 10 \text {. The data are shown in the following table: }$$
$\begin{array}{|l|c|c|c|c|c|c|}\hline \text { Show } & \mathrm{A} & \mathrm{B} & \mathrm{C} & \mathrm{D} & \mathrm{E} & \mathrm{F} \\\hline \text { Student 1 } & 10 & 8 & 6 & 4 & 3 & 7 \\\hline \text { Student 2 } & 7 & 9 & 3 & 4 & 0 & 5 \\\hline\end{array}$ What is the sum of squares of the ranking differences (to be used to calculate the Spearman Rank Correlation Coefficient) ?

• A) 16
• B) 12
• C) 8
• D) 4

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Definitions:

Assignment Operator

In programming, an operator that assigns a value to a variable, commonly represented by the "=" symbol.

Lvalue

A location value, representing an object that occupies some identifiable location in memory (such as a variable), which can be assigned a value.

Assignment Operator

The operator (=) used to assign a value to a variable in programming.

Garbage Value

An undefined or meaningless value that a variable can have, due to uninitialized memory or memory leaks.