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. A ?2 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 iii) Calculate the expected value for Male and below average
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. A ?2 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 iii) Calculate the expected value for Male and below average
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.
A ?2 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
iii) Calculate the
iv) For a test statistic of 9.825, explain with reason, the conclusion of your test.
Transcribed Image Text:Gender of Respondent
Totals
Male
Female
Quality of
Facilities
Above Average
8
7
15
24
Average
Below Average
26
50
7
28
35
Totals
41
59
100
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