Use software to test the null hypothesis of whether there is a relationship between the two classifications, A and B, of the 3 x 3 contingency table shown below. Test using a = 0.01. NOTE: You may do this by hand, but it will take a bit of time. B B2 B3 Total 54 61 56 171 A1 A2 72 57 69 198 75 63 76 214 A3 Total 201 181 201 583 (a) x : %3D (b) Find the degrees of freedom. (c) Find the critical value. x %3D (d) The final conclusion is OA. There is not sufficient ev dence to reject the null hypothesis that there is no relationship between A and B. OB. We can reject the null hypothesis that A and B are not related and accept that there seems to be a relationship between A and B.

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Use software to test the null hypothesis of whether there is a relationship between the two classifications, A and B, of the 3 x 3 contingency table shown below. Test using a = 0.01.
NOTE: You may do this by hand, but it will take a bit of time.
B1 B2 B3 Total
A 54 61 56 171
A2 72 57 69 198
A3 75 63 76 214
Total 201 181 201 583
(a) x²
(b) Find the degrees of freedom.
(c) Find the critical value. x
(d) The final conclusion is
OA. There is not sufficient ev dence to reject the null hypothesis that there is no relationship between A and B.
OB. We can reject the null hypothesis that A and B are not related and accept that there seems to be a relationship between A and B.
出
Transcribed Image Text:Use software to test the null hypothesis of whether there is a relationship between the two classifications, A and B, of the 3 x 3 contingency table shown below. Test using a = 0.01. NOTE: You may do this by hand, but it will take a bit of time. B1 B2 B3 Total A 54 61 56 171 A2 72 57 69 198 A3 75 63 76 214 Total 201 181 201 583 (a) x² (b) Find the degrees of freedom. (c) Find the critical value. x (d) The final conclusion is OA. There is not sufficient ev dence to reject the null hypothesis that there is no relationship between A and B. OB. We can reject the null hypothesis that A and B are not related and accept that there seems to be a relationship between A and B. 出
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