A clinical cancer center follows up with patients in three age groups to investigate the occurrence of appetite loss, followed by changes in weight, after radiation therapy. Young Mid-age Old 16 Appetite Loss 18 51 No Appetite Loss 32 23 15 Please test the null hypothesis that age and appetite loss are independent in response to radiation therapy.

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A clinical cancer center follows up with patients in three age groups to investigate the occurrence of
appetite loss, followed by changes in weight, after radiation therapy.
Appetite Loss
No Appetite Loss
Young Mid-age Old
16
18
51
32
15
23
Please test the null hypothesis that age and appetite loss are independent in response to radiation
therapy.
Transcribed Image Text:A clinical cancer center follows up with patients in three age groups to investigate the occurrence of appetite loss, followed by changes in weight, after radiation therapy. Appetite Loss No Appetite Loss Young Mid-age Old 16 18 51 32 15 23 Please test the null hypothesis that age and appetite loss are independent in response to radiation therapy.
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