A random sample of 100 observations from a normally distributed population possesses a mean equal to 79.5 and a standard deviation equal to 7.1. Use this information to complete parts a through e...


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A random sample of 100 observations from a normally distributed population possesses a mean equal to 79.5 and<br>a standard deviation equal to 7.1. Use this information to complete parts a through e below.<br>a. Find a 95% confidence interval for u.<br>(Round to two decimal places as needed.)<br>

Extracted text: A random sample of 100 observations from a normally distributed population possesses a mean equal to 79.5 and a standard deviation equal to 7.1. Use this information to complete parts a through e below. a. Find a 95% confidence interval for u. (Round to two decimal places as needed.)

Jun 11, 2022
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