HYPOTHESIS TESTING : True or False

If the rejection region lies entirely on the left tail of the sampling distribution, then the test is a two-tailed test.

• TRUE

• FALSE

The probability of committing Type I error is called the level of significance.

• TRUE

• FALSE

In a test of hypothesis, a test statistic is computed from the sample data.

• TRUE

• FALSE

If we rejected the null hypothesis at  $\alpha\ =\ 0.01$  , then we would also have rejected it at  $\alpha\ =\ 0.05$  .

• TRUE

• FALSE

A type I error is committed when we fail to reject the null hypothesis when it is actually true.

• TRUE

• FALSE

Tags

CCSS.HSS.CP.A.3

The level of significance is set during testing the hypothesis.

• TRUE

• FALSE

Tags

CCSS.HSS.IC.B.5

If the computed value falls outside the rejection region, then the null hypothesis is rejected.

• TRUE

• FALSE

If the symbol less than ( < ) appears in the alternative hypothesis, then the test is right-tailed.

• TRUE

• FALSE

A type II error is committed if the null hypothesis is rejected when it is false.

• TRUE

• FALSE

In a two-tailed test, the rejection region is split and placed in both tails of the sampling distribution.

• TRUE

• FALSE