Construct a 95% confidence interval for the population mean 7.Construct a 95% confidence interval for the population mean, μ. Assume the population has anormal distribution. A sample of 20 college students had mean annual earnings of $3120 with asample standard deviation of $677

CL=0.95 Sample size, n=20 Sample mean, x¯=3120 Sample sd, s=677

Answered: 7. Construct a 95% confidence interval…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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7. Construct a 95% confidence interval for the population mean, μ. Assume the population has a normal distribution. A sample of 20 college students had mean annual earnings of $3120 with a sample standard deviation of $677