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1-tailed hypothesis tests are used sometimes and 2-tailed at other times. Which of the following attributes...

1-tailed hypothesis tests are used sometimes and 2-tailed at other times. Which of the following attributes is NOT connected to a 1-tailed test. a. 1-tailed tests are associated with more statistical power b. 1-tailed tests are used when you have a legitimate reason to believe that the hypothesis is ‘directional’. c. 1-tailed tests place the rejection region equally on both sides of the distribution d. 1-tailed test hypotheses are written out as inequalities (Ho: µ1≤ µ2, Ha: µ1> µ2)

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