Problem 7 The President Of A Large University Wishes To Estimate The Average Age Of The Students Presently Enrolled F 1 (15.15 KiB) Viewed 82 times
ASAP PLEASE help step by step with formula written out purse can't understand excel confused
Problem #7. The president of a large university wishes to estimate the average age of the students presently enrolled. From past studies, the standard deviation of the population is known to be 2 years. A sample of 50 students is selected, and the mean is found to 23.2 years. Find the 95% confidence interval of the population mean? Show all your steps. (10 points) Hint use the formula given on page 300 for E and follow guidelines on page 301 from the textbook.
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