saltyimps3
05.03.2021 •
Mathematics
An experiment was done to see whether Vitamin C prevents colds. 100 people were randomly assigned to treatment (2,000 mg Vitamin C daily) and 100 to control (2,000 mg placebo daily) The treatment group averaged 2.3 colds in a year with an SD of 1.6 and the control group averaged 2.6 colds with an SD of 1.9. The question is: Is this a real difference or is that just due to chance
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Ответ:
y equals don’t give a fudge
drop out
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