Answered: The owner of a health club franchise…

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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The owner of a health club franchise believes that the average age of the club's members is under 50years. To test this, a random sample of 30 members was selected. The accompanying sample data are the ages of the sampled individuals.

Data Table

32 48 75 27 54 33

44 65 50 64 34 23
57 54 43 37 73 75
18 32 66 42 45 51
27 57 74 23 38 43

a. State the appropriate null and alternative hypotheses.

b. Use the test statistic approach to test the null hypothesis with

α=0.05.

____________________________________________________________

a. State the appropriate null and alternative hypotheses. Choose the correct answer below.

A. H0: μ≤50

HA:μ>50

B. H0:μ≠50

HA :μ=50

C. H0: μ=50

HA: μ≠50

D. H0: μ≥50

HA: μ<50

E. H0: μ<50

HA: μ≥50

F. H0: μ>50

HA: μ≤ 50

b. Determine the critical value(s) for α=0.05.

_____ = ____ (Round to two decimal places as needed. Use a comma to seperate answers as needed).

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