A survey was conducted to determine how people rated the quality of programming on television. A...

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A survey was conducted to determine how people rated the quality of programming on television. A random selection of 25 people rated the overall quality from 0 (no quality at all) to 100 (good quality). The stem-and-leaf display is shown below. The sample size is 25; the sum of X is 1,354; and the sum of X- squared is 77,344. STEM LEAF 324 Sum(X) SUM(X^2) O 56.7 403478999 50112345 612566 O 12.9 701 8 92 What is the standard deviation for this variable? O 272.6 O 167.1 1354 77344 A survey was conducted to determine how people rated the quality of programming on television. A random selection of 25 people rated the overall quality from 0 (no quality at all) to 100 (good quality). The stem-and-leaf display is shown below. The sample size is 25; the sum of X is 1,354; and the sum of X- squared is 77,344. STEM LEAF 324 Sum(X) SUM(X^2) O 56.7 403478999 50112345 612566 O 12.9 701 8 92 What is the standard deviation for this variable? O 272.6 O 167.1 1354 77344

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