Question
Which of the following is a TRUE statement about hypothesis testing? a) Whether to use a one-sided or a two-sided test is typically decided after
Which of the following is a TRUE statement about hypothesis testing?
a) Whether to use a one-sided or a two-sided test is typically decided after the data are gathered.
b) If there is sufficient evidence to reject a null hypothesis at the 10% level, then there is sufficient evidence to reject it at the 5% level.
c) If a hypothesis test is conducted at the 1% level, there is a 1% chance of rejecting the null hypothesis.
d) The power of a test concerns its ability to detect an alternative hypothesis.
e) The probability of a Type I error plus the probability of a Type II error always equals one.
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