Statıstıcs Iı Deneme Sınavı Sorusu #1050750
I. The alternative hypothesis can be expressed in three different ways according to the purpose of the research question.
II. H1: ? ? ?0 A hypothesis test whose alternative hypothesis (H1) has this form named as the one-tailed test or one-sided alternative hypothesis.
III. Right-tailed and left tailed hypothesis tests are also called a two-tailed test or two-sided alternative hypothesis.
Which of these statements about hypothesis testing are true?
Only I |
Only II |
I and II |
I and III |
II and III |
I. The alternative hypothesis can be expressed in three different ways according to the purpose of the research question. (True)
II. H1: ? ? ?0 A hypothesis test whose alternative hypothesis (H1) has this form named as the one-tailed test or one-sided alternative hypothesis. (False, H1: ? ? ?0 A hypothesis test whose alternative hypothesis (H1) has this form named as the two-tailed test or two-sided alternative hypothesis.)
III. Right-tailed and left tailed hypothesis tests are also called a two-tailed test or two-sided alternative hypothesis. (False, Right-tailed and left tailed hypothesis tests are also called a one-tailed test or one-sided alternative hypothesis.)
The answer is A.
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