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Evaluating Research Findings: Homework Help Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. A non-significant result tells the researcher:

Question 2 2. A good way to increase internal validity is to:

Question 3 3. Why is an experimental and a control condition necessary to test a null hypothesis?

Question 4 4. When would a null hypothesis be rejected?

Question 5 5. The purpose of research is to _____.

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Question 6 6. A researcher asks two groups of people to look at either food or crayons and then rate their level of hunger. The difference between the average hunger ratings is not significant. The researcher can conclude that:

Question 7 7. A study that has a lot of extraneous variables has _____ internal validity.

Question 8 8. A researcher may pretend to be a subject in a study because:

Question 9 9. Mary is conducting a study and wants to be sure that she has a representative sample. Which of the following actions should Mary take to be sure she has representative sample?

Question 10 10. Marvin conducts a study and is pleased with his results. Next, he needs his study to be replicated. Which of the following explains what replicating Marvin's study means?

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Question 11 11. The extent to which the study reflects what happens in the real world is called what?

Question 12 12. Sarah has a group of subjects from a school district in a large city. The subjects are just like the rest of the population in age, gender, race, and socioeconomic status. However, her sample is not representative. Which of the following best explains why Sarah's subjects are not representative of the population?

Question 13 13. The extent to which a researcher can say that only the independent variable affected the dependent variable is:

Question 14 14. Theresa is designing a study, and knows that her sample is a perfect representation of the population. She conducts her research, and finds that her treatment works. Theresa publishes her findings in a scientific journal and states that her treatment will work for everyone. Which of the following explains what is wrong with this situation?

Question 15 15. A study that has high external validity also usually has _____ internal validity.

Evaluating Research Findings: Homework Help Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Research Methods in Psychology: Homework Help Resource  /  Psychology Courses
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