whay about part d

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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whay about part d

Expert Solution
Step 1: given information

Given:

   Sample Size = n = 25

Critical Value:

              Degrees of freedom = n – 1 = 25 – 1 = 24

This hypothesis is a right-tailed test

Critical Value (using excel function)

              tc = (=T.INV (probability, degr_freedom))

              tc = (=T.INV (0.05,24))

              tc = 1.7109

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