Interval to estimate difference between mothers and fathers

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Reference no: EM13148500

The heights of twenty sets of parents of twenty males are taken and the difference is found by subtracting the mothers' heights from the fathers'. The resulting list of twenty values has a mean of 4.4 and a standard deviation of 4.2. Construct a 99% confidence interval to estimate the difference between the mothers and fathers.

Reference no: EM13148500

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