Question

11c: A study was designed to see if supplements had any effect on the occurrence of the common cold. Each group was given either a garlic supplement or vitamin D supplement or vitamin C supplement for 12 weeks over winter. Results are given in the table below. At the 5% significance level, test the claim that whether a person gets a cold is independent of supplement use. Took Vitamin C Took Vitamin D Took Garlic Did not get a cold 67 51 66 Got a cold 23 29 34 You can use StatCrunch for this problem, but you still must show the formula that you are using and briefly describe how it works.

          11c: A study was designed to see if supplements had any effect on the occurrence of the common cold. Each group was given either a garlic supplement or vitamin D supplement or vitamin C supplement for 12 weeks over winter. Results are given in the table below. At the 5% significance level, test the claim that whether a person gets a cold is independent of supplement use.
Took Vitamin C
Took Vitamin D
Took Garlic
Did not get a cold
67
51
66
Got a cold
23
29
34
You can use StatCrunch for this problem, but you still must show the formula that you are using and briefly describe how it works.

11c: A study was designed to see if supplements had any effect on the occurrence of the common cold. Each group was given either a garlic supplement or vitamin D supplement or vitamin C supplement for 12 weeks over winter. Results are given in the table below. At the 5% significance level, test the claim that whether a person gets a cold is independent of supplement use.
Took Vitamin C
Took Vitamin D
Took Garlic
Did not get a cold
67
51
66
Got a cold
23
29
34
You can use StatCrunch for this problem, but you still must show the formula that you are using and briefly describe how it works.

Added by Carrie R.

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