# Statistics : Error

## Example Questions

### Example Question #1 : Error

Type I errors occur when a researcher incorrectly __________ the ___________ hypothesis; therefore, they erroneously accept the __________ hypothesis.

rejects. . . alternative. . . null

rejects. . . null. . . alternative

accepts. . . null. . . alternative

accepts. . . alternative. . . null

None of these

rejects. . . null. . . alternative

Explanation:

Type I errors are made when a researcher incorrectly rejects the null hypothesis and erroneously  accepts the alternative hypothesis. For example, a researcher may incorrectly conclude that two plant treatments are different by erroneously rejecting the null hypothesis. As a result they may assume that they have differing effects when they are—in fact— the same.

### Example Question #2 : Statistics

Type II errors occur when a researcher incorrectly __________ the ___________ hypothesis; therefore, they erroneously reject the __________ hypothesis.

rejects. . . null. . . alternative

accepts. . . null. . . alternative

accepts. . . alternative. . . null

None of these

rejects. . . alternative. . . null