Mathematics, 10.12.2020 20:10 girly37

A sample of 81 items is taken from a population with a standard deviation of 45 kilograms. The sample mean is 112 kilograms. What weights are included
in the 68% confidence interval?

A. 92 kilograms to 132 kilograms
B. 102 kilograms to 122 kilograms
C. 107 kilograms to 117 kilograms
D. 97 kilograms to 127 kilograms

A sample of 81 items is taken from a population with a standard deviation of

45 kilograms. The sa

Answers: 1

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A sample of 81 items is taken from a population with a standard deviation of 45 kilograms. The samp...