Answer the following statement(s) true (T) or false (F)

Question

1. The null hypothesis indicates that there is no difference while the alternative hypothesis indicates that there is a difference between the
means of two groups.
2. The “not equals” sign (?) can be found in the alternative hypothesis.
3. When a researcher selects a particular alpha level, they are selecting the risk they are willing to take of making a Type II error.
4. The alpha level .05 has a corresponding z-score of +/- 1.96.
5. An obtained z score that falls within the critical regions of the normal curve will lead one to reject the null hypothesis.

Answer 1

1.True
2.True
3.False
4.True
5.True