Construct a 90% confidence interval for the population mean, μ . Assume the population has a normal distribution. A sample of 15 randomly selected students has a grade point average of 2.42 with a standard deviation of 0.69 .
Construct a 90% confidence interval for the population mean, μ . Assume the population has a normal distribution. A sample of 15 randomly selected students has a grade point average of 2.42 with a standard deviation of 0.69 .
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
Construct a
confidence interval for the population mean ,
. Assume the population has a normal distribution . A sample of
randomly selected students has a grade point average of
with a standard deviation of
.
90%
μ
15
2.42
0.69
|
|
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