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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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James Paul James Paul
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The data below represents the fields of specialization for a randomly selected sample of undergraduate students. We want to determine whether there is a significant difference in the fields of specialization between regions of the country.

 

 

Northeast

Midwest

South

West

Total

Business

54

65

28

93

240

Engineering

15

24

8

33

80

Liberal Arts

65

84

33

98

280

Fine Arts

13

15

7

25

60

Health Sciences

3

12

4

21

40

 

150

200

80

270

700


 

a.Determine the critical value of the chi-square χ2 for this test of independence.
b.Calculate the value of the test statistic.
c.What is the conclusion for this test? Let α = .05.

Textbook 
Essentials of Statistics for Business and Economics

Essentials of Statistics for Business and Economics


Edition: 7th
Authors:
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BAGrinderBAGrinder
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More solutions for this book are available here


a.21.026
b.8.674
c.Do not reject the null hypothesis that fields of specialization and region are independent.
1

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James Paul Author
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Smart ... Thanks!
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