Assume that a sample is used to estimate the life expectancy for males in a certain county. Find the 95% confidence inte

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answerhappygod
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Assume that a sample is used to estimate the life expectancy for males in a certain county. Find the 95% confidence inte

Post by answerhappygod »

Assume that a sample is used to estimate the life expectancy for
males in a certain county. Find the 95% confidence interval for a
sample of size 65 with a mean of 79.2 years and a standard
deviation of 13.1 years. Enter your answer as
an open-interval (i.e.,
parentheses) accurate to one decimal place (because the sample
statistics are reported accurate to one decimal place).

95% C.I. = ?
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