1) Which of the following is a null hypothesis?

Group of answer choices

m= 100;

m100;

m> 100.

m< 100;

2)Which of the following is an alternative hypothesis?

Group of answer choices

neitherm= 100 norm100.

m100;

m= 100;

bothm= 100 andm100;

3)In statistics, a significant difference is one that is

Group of answer choices

not in the rejection region.

of practical importance;

4) Data Set 8-1 Sample scores: 2, 3, 4 The value of the standard error of the mean for the scores in Data Set 8-1 is

Group of answer choices

1.000;

0.707;

0.333;

0.577;

0.816;

none of the other alternatives are correct.

important;

probably not due to chance;

5) Data Set 8-2 Scores: 1, 2, 3, 4, 5 The value of the standard error of the mean for the scores in Data Set 8-2 is

Group of answer choices

0.707;

0.791;

0.632;

none of the other alternatives are correct.

0.316;

1.581;