Below are the numbers of people buying seven types of products in two schools:

First school: 15, 20, 18, 30, 22, 25, 24

Second school: 16, 14, 18, 20, 22, 25, 24

get the percent distribution of the two schools:

1st 2nd

10 12

13 10

12 13

19 14

14 16

16 18

16 17

Num Categories: 7

Degrees of freedom: 6

Test Statistic, X^2: 3.6270

Critical X^2: 12.59157

P-Value: 0.7270

Conclusion: Fail to reject the hypothesis that the buying of products are independent from the school.

Sorry,need to revise.Construct a 2 x 7 contingency table of observed and expected frequencies:

Secure Information

Content will be erased after question is completed.

Enter the email address associated with your account, and we will email you a link to reset your password.

Forgot your password?

Sign Up