f. A sample of 60 Grade 10 students' ages was obtained to estimate the mean of all Grade 9 students. i = 15.2 years and the population variance is 15. a. What is the point estimate for u? D. Find the 95% confidence interval for u. . Find the 99% confidence interval for µ. 3. What conclusions can you make based on each estimate?
f. A sample of 60 Grade 10 students' ages was obtained to estimate the mean of all Grade 9 students. i = 15.2 years and the population variance is 15. a. What is the point estimate for u? D. Find the 95% confidence interval for u. . Find the 99% confidence interval for µ. 3. What conclusions can you make based on each estimate?
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 14PPS
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