You are interested in researching the effects of vitamin C on colds. For your study, you round up a group of people, all roughly the same age and healthy. You give them all vitamin C pills to take every day and have them check in with you once a month to see if they get a cold. Why is this not a good study design

Question

Biology

Raphael Le

5 January, 15:11

You are interested in researching the effects of vitamin C on colds. For your study, you round up a group of people, all roughly the same age and healthy. You give them all vitamin C pills to take every day and have them check in with you once a month to see if they get a cold. Why is this not a good study design

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Answers (1)

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Ruth Joseph · Answer 1

Answer: the research study lacked a control group, It was difficult to know individuals who are not taking Vitamin C and exposed to cold

Explanation:

Normally in a research study there should be a control group of the same age group like the study group in the same environment, who will not Vit, C but a placebo. To determine if Vitamin. C is the actual effective drug for prevention of cold in the study group or other factors.

Therefore, in this study It was difficult to know individuals who were not taking Vitamin C and exposed to cold (control group) Because, it is the comparison of the data from the control group and the study groups that is needed to determine the efficacy of Vitamin C