b) Persons who visit the restroom of a certain fast-food outlet were asked to state theiropinion of the quality of the restroom facilities, The following tables show the responsesfrom a sample of 100 persons.Quality ofFacilitiesAbove AverageAverageBelow AverageTotalsiv)Gender of RespondentMale826741Female7242859Totals155035100A x² test is carried out to determine whether there is an association between the gender ofpersons and their opinion.i)State appropriate null and alternative hypothesesii)Determine the critical region of the test at the 1% level of significanceCalculate the value of your test Statisticiii)What is your conclusion for this test. Give a reason for youranswer

Given data : Row(1) total = 15 Row(2) total = 50 Row(3) total = 35 Column (1) total = 41…

Answered: b) Persons who visit the restroom of a…

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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b) Persons who visit the restroom of a certain fast-food outlet were asked to state their
opinion of the quality of the restroom facilities, The following tables show the responses
from a sample of 100 persons.
Quality of
Facilities
Above Average
Average
Below Average
Totals
iv)
Gender of Respondent
Male
8
26
7
41
Female
7
24
28
59
Totals
15
50
35
100
A x² test is carried out to determine whether there is an association between the gender of
persons and their opinion.
i)
State appropriate null and alternative hypotheses
ii)
Determine the critical region of the test at the 1% level of significance
Calculate the value of your test Statistic
iii)
What is your conclusion for this test. Give a reason for your
answer

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Question i. asked to state the appropriate null hypothesis and alternative hypothesis. The answer given are the definitions. Are these the answers? Can this question be revised?

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For step 3, the 2nd answer, what does Dof stands for?
Is the excel function part of the calculations? Or is it another way to answer the question? I do not understand.

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