Question: Is the following statement a null hypothesis or an alternative hypothesis? The mean number of hours worked per week by all adult Americans is greater

Is the following statement a null hypothesis or an alternative hypothesis?

"The mean number of hours worked per week by all adult Americans is greater than 40 hours."

In a hypothesis test, the probability of seeing a result from a random sample that is at least as extreme (meaning as far or further from the null hypothesis) than the one you got from your random sample, assuming the null hypothesis is true, is known as the _________ of the test.

A.significance level.B.p-value.C. power.

D.type I error rate.E.type II error rate.

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