Does the study allow for inference about a population

Reference no: EM131761983

Question: Don't catch a cold! A recent study of 1000 students at the University of Michigan investigated how to prevent catching the common cold. The students were randomly assigned to three different cold prevention methods for 6 weeks. Some wore masks, some wore masks and used hand sanitizer, and others took no precautions. The two groups who used masks reported 10-50% fewer cold symptoms than those who did not wear a mask.

(a) Does this study allow for inference about a population? Explain.

(b) Does this study allow for inference about cause and effect? Explain.

Reference no: EM131761983

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