Answered: A random sample of 100100 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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A random sample of 100100 observations from a population with standard deviation 8.238.23 yielded a sample mean of 91.691.6.

1. Given that the null hypothesis is ?=90μ=90 and the alternative hypothesis is ?>90μ>90 using ?=.05α=.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 ?=90μ=90 and the alternative hypothesis is ?≠90μ≠90 using ?=.05α=.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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