Question: Hi tutor, thanks for all you do. Please show mathematical work to get the answer. Do not use excel functions. ? Use the given degree

Hi tutor, thanks for all you do.

Please show mathematical work to get the answer. Do not use excel functions.

Use the given degree of confidence and sample data to construct a confidence interval for the population mean p. Assume that the population has a normal distribution. 18) Thirty randomly selected students took the calculus final. If the sample mean was 76 and the standard deviation was 11.2, construct a 99% confidence interval for the mean score of all students

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