Provide an Appropriate Response Calculate the Sample Variance

Multiple Choice

Provide an appropriate response.
-Each year advertisers spend billions of dollars purchasing commercial time on network sports television. In the first 6 months of 1988, advertisers spent $1.1 billion. Who were the largest spenders In a recent article, listed the top 10 leading spenders (in million of dollars) : $$\begin{array} { l r l r } \text { Company A } & \$ 71.1 & \text { Company F } & \$ 27.7 \\\text { Company B } & 63.6 & \text { Company G } & 24.3 \\\text { Company C } & 57.7 & \text { Company H } & 21 \\\text { Company D } & 55.3 & \text { Company I } & 21.1 \\\text { Company E } & 29.2 & \text { Company J } & 19.4\end{array}$$ Calculate the sample variance.

A) 413.26
B) 20.33
C) 39.04
D) 51.70