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Consider the random variable X, the diastolic blood pressure in adult males. Answer X has a variance 36. Find a 98% confidence interval for the mean...

Consider the random variable X, the diastolic blood pressure in adult males. Answer X has a variance 36. Find a 98% confidence interval for the mean of X based on these data: 72,87,76,82,90,88,72,70,89,92,73,84,85,84,89,88,64,96,79,74

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