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 .

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.3: Measures Of Spread

Problem 1GP

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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, x^{2 .}

Expert Solution