5. Each year advertisers spend billions of dollars purchasing commercial time on network television. In the first 6 months of one year, advertisers spent $1.1 billion. Who were the largest spenders?...

Extracted text: 5. Each year advertisers spend billions of dollars purchasing commercial time on network television. In the first 6 months of one year, advertisers spent $1.1 billion. Who were the largest spenders? In a recent article, the top 10 leadng spenders and how much each spent (in million of dollars) were listed: Company A $73.5 Company B 63.4 Company C 57.6 Company D 57.5 Company E 28.2 Company F $27.7 Company G 27.6 Company H 21.9 Company I 23.5 Company J 20.2 Calculate the sample variance. Show all steps.