Sociology: Ethnic Groups

Sociology: Ethnic Groups 

After a large fund drive to help the Boston City Library, the following information was obtained from a random sample of contributors to the library fund. Using a 1% level of significance, test the claim that the amount contributed to the library fund is independent of ethnic group.

Ethnic Group

Number of People Making Contribution

Row Total

$1–50

$51–100

$101–150

$151–200

Over $200

A

83

62

53

35

18

251

B

94

77

48

25

20

264

C

78

65

51

40

32

266

D

105

89

63

54

29

340

Column Total

360

293

215

154

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