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Calculate the mean and variance of the sample data set provided below. show and explain your steps. round to the nearest tenth. 14, 16, 7, 9, 11, 13, 8, 10

asked
User Rutruth
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1 Answer

4 votes
Mean = (14 + 16 + 7 + 9 + 11 + 13 + 8 + 10) ÷ 8 = 11

Variance =
[ (14-11)²+(16-11)²+(7-11)²+(9-11)²+(11-11)²+(13-11)²+(8-11)²+(10-11)² ]/7 = 9.71

Answer: 9.71
answered
User Aracelis
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8.1k points

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