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We heard that there was a 90% confidence interval for the population mean from 22.5 to 28.3, determine a. The point estimate of the population. b. The margin of error associated with the information.

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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Question

We heard that there was a 90% confidence interval for the population mean from 22.5 to 28.3, determine

a. The point estimate of the population.

b. The margin of error associated with the information.

Confidence Level a a afs Multiplier
90%
10 ze0s
1.645
95%
05 m
1.960
98%
02 01
2326
99%
.01 00
2.576

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