Answered: A random sample of 100 observations…

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

A random sample of 100 observations from a population with standard deviation 17.25 yielded a sample mean of 93.1.
1. Given that the null hypothesis is u = 90 and the alternative hypothesis is p > 90 using a = .05, find the following:
(a) Test statistic =
(b) P-value:
(c) The conclusion for this test is:
A. Reject the null hypothesis
B. There is insufficient evidence to reject the null hypothesis
C. None of the above
2. Given that the null hypothesis is u = 90 and the alternative hypothesis is u 90 using a = .05, find the following:
(a) Test statistic =
(b) P-value:
(c) The conclusion for this test is:
A. Reject the null hypothesis
B. There is insufficient evidence to reject the null hypothesis
C. None of the above

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