A study was conducted by a car manufacturer concerning a particular make and model. A group of 500 potential customers were asked whether they picked their current car by its appearance, performance or cost. The results are shown in the table below: Appearance Performance Cost Totals Male customer 100 50 35 185 Female 80 170 65 315 customer Totals 180 220 100 500 A. What type of test is this? O Chi square goodness of fit Chi square test of independence ANOVA correct answer is not given B. What is the alternative hypothesis? The variables are dependent. The variables are independent. C. What is the critical value, using a 1% level of significance? D. What is the expected value for a male picking his car by appearance? E. What is the test statistic? Report to 3 decimal places. F. What is the conclusion? The variables are independent. The variables are dependent.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Subparts A,B,C,D,E, and F
A study was conducted by a car manufacturer concerning a particular make and model. A group of 500
potential customers were asked whether they picked their current car by its appearance, performance or
cost. The results are shown in the table below:
Appearance Performance Cost
Totals
Male
customer
100
50
35
185
80
170
65
315
Female
customer
Totals
180
220
100
500
A. What type of test is this?
Chi square goodness of fit
Chi square test of independence
ANOVA
Ocorrect answer is not given
B. What is the alternative hypothesis?
The variables are dependent.
O The variables are independent.
C. What is the critical value, using a 1% level of significance?
D. What is the expected value for a male picking his car by appearance?
E. What is the test statistic? Report to 3 decimal places.
F. What is the conclusion?
The variables are independent.
The variables are dependent.
Transcribed Image Text:A study was conducted by a car manufacturer concerning a particular make and model. A group of 500 potential customers were asked whether they picked their current car by its appearance, performance or cost. The results are shown in the table below: Appearance Performance Cost Totals Male customer 100 50 35 185 80 170 65 315 Female customer Totals 180 220 100 500 A. What type of test is this? Chi square goodness of fit Chi square test of independence ANOVA Ocorrect answer is not given B. What is the alternative hypothesis? The variables are dependent. O The variables are independent. C. What is the critical value, using a 1% level of significance? D. What is the expected value for a male picking his car by appearance? E. What is the test statistic? Report to 3 decimal places. F. What is the conclusion? The variables are independent. The variables are dependent.
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