Question: a. What is a hypothesis? In particular, is it a statement about the population or the sample? b. How is the role of the null

a. What is a hypothesis? In particular, is it a statement about the population or the sample?
b. How is the role of the null hypothesis different from that of the research hypothesis? Which one usually includes the case of pure randomness? Which one has the burden of proof? Which one has the benefit of the doubt?
c. Suppose you decide in favor of the null hypothesis. Is this a weak or a strong conclusion?
d. Suppose you decide in favor of the research hypothesis. Is this a weak or a strong conclusion?
e. “A null hypothesis can never be disproved.” Comment.

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