4. A teacher noted that the mean scores of a random sample of 15 grade 8 students who had taken a special test was 80.50. If s=3.1, and the sample size is taken from an approximately normally distributed population, find the point estimate and interval estimate of the population mean with confidence interval of 99%

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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4. A teacher noted that the mean scores of a random sample of 15 grade 8 students who had taken a special test was 80.50. If s=3.1, and the sample size is taken from an approximately normally distributed population, find the point estimate and interval estimate of the population mean with confidence interval of 99%
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