Test Yourself

Take this quiz and see how you do. Select the correct answers by using the drop down menus. Once you are done, click on the SEE HOW YOU DID! button  to get  your score (your score will be near the bottom of this page). The questions that you get wrong  will have a check.

1. If the average score for the treatment group is higher than the average score for the no-treatment group, this difference could be due to: 
2. A statistically significant difference between two sample groups is NOT likely to be: 
3. In a research study, the null hypothesis is rejected when an analysis of the data suggests that the factor under study produced an effect that was: 
4. Rejecting the null hypothesis when it is actually false is: 
5. Which of the following will decrease the chances of making a Type 1 error? 

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