A student posed a null hypothesis that during the month of September, the mean d

Question

A student posed a null hypothesis that during the month of September, the mean daily temperature of Boston was the same as the mean daily temperature of New York. His alternative hypothesis was that mean temperatures in these two cities were different. He found the P value of his null hypothesis was 0.56. Thus, he could conclude: Select one or more: a. In September, Boston was colder than New York b. In September, Boston was warmer than New York c. He may reject the null hypothesis d. He failed to reject the nul hypothesis ?

Explanation / Answer

Option d. he failed to reject the null hypothesis.

Reason: P-value of the test is greater than level of significance, 0.05.

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