b) The table below shows the color and the model of cars purchased by 160 randomly selected customers at a car dealership in 2020. (THE QUESTION POSTED EARLIER DID NOT INCLUDE ALL THE DETAILS, BELOW IS THE CORRECT QUESTION) Model Colour Toyota Hyundai Red 17 19 White 25 35 Black 35 29 Use a 5 percent level of significance to test the null hypothesis that color chosen and car model are independent. ii. Given that the chi-square test statistic, x2,is 2.1183, find the p-value for test iii. State the conclusion for the test iv. State 2 limitations of the chi-square test, x2 .
b) The table below shows the color and the model of cars purchased by 160 randomly selected customers at a car dealership in 2020. (THE QUESTION POSTED EARLIER DID NOT INCLUDE ALL THE DETAILS, BELOW IS THE CORRECT QUESTION) Model Colour Toyota Hyundai Red 17 19 White 25 35 Black 35 29 Use a 5 percent level of significance to test the null hypothesis that color chosen and car model are independent. ii. Given that the chi-square test statistic, x2,is 2.1183, find the p-value for test iii. State the conclusion for the test iv. State 2 limitations of the chi-square test, x2 .
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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Question
b) The table below shows the color and the model of cars purchased by 160 randomly selected customers at a car dealership in 2020.
(THE QUESTION POSTED EARLIER DID NOT INCLUDE ALL THE DETAILS, BELOW IS THE CORRECT QUESTION)
| Model | ||
| Colour | Toyota | Hyundai |
| Red | 17 | 19 |
| White | 25 | 35 |
| Black | 35 | 29 |
Use a 5 percent level of significance to test the null hypothesis that color chosen and car model
are independent.
ii. Given that the chi-square test statistic, x2,is 2.1183, find the p-value for test
iii. State the conclusion for the test
iv. State 2 limitations of the chi-square test, x2 .
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