The systolic blood pressure was measured for a random sample of 25 adults. A 95%

Question

The systolic blood pressure was measured for a random sample of 25 adults. A 95% confdence interval for the population average systolic pressure ranged from 123 to 139. Which of the following is true? If the sampling procedure would be repeated many times, 95% of the sample means would be between 123 and 139. O O in the sample, 95% of adults had a systolic pressure between 123 and 139. If the sampling procedure were repeated many times, 95% of the confidence intervals would contain the population average systolic pressure. O ( In the population, 95% of adults has a systolic pressure between 123 and 139.

Explanation / Answer

The statement which is true is -

If the sampling procedure were repeated many times, 95% of the confidence intervals would contain the population average systolic pressure.

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