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Scientific Problem Solving 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. Why might you re-run an experiment?

Question 2 2. Which of the following is NOT a reason why formulating a research question is one of the first steps in a research project?

Question 3 3. Which of the following is true about the steps of the scientific method

Question 4 4. Why is a control variable used in an experiment?

Question 5 5. A student is writing a research question. What should his/her first step be?

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Question 6 6. In an experiment, a variable is:

Question 7 7. Which of the following type of error will always happen no matter how you design your study?

Question 8 8. When a researcher asks people questions and records their answers, it is called a(n):

Question 9 9. If you wanted to know how exercise affects weight loss in adults, which variable(s) would need to be controlled for in your experiment?

Question 10 10. Matthew is worried that the results of his study may not be valid because the majority of his sample did not return their surveys. Which type of error is Matthew worried about?

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Question 11 11. Which of the following is an observation?

Question 12 12. What does it mean to say that the scientific method is iterative?

Question 13 13. All of the letters that spell MISSISSIPPI are put into a bag. What is the probability of selecting a vowel, and then after replacing the letter, also drawing an S?

Question 14 14. Inductive reasoning experiments _____.

Question 15 15. Which of the following summarizes an accepted hypothesis tested by many scientists?

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Question 16 16. A dependent variable:

Question 17 17. An experiment begins with the researcher believing that couches cause an increase in laziness of participants. He then attempts to find participants with couches and determines their laziness level. Which of the following best describes this type of reasoning?

Question 18 18. Which of the following explains the difference between probability and non-probability sampling?

Question 19 19. How many variables can be tested at one time in an experimental group:

Question 20 20. This type of research can be broken down into naturalistic and participant:

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Question 21 21. In order for a scientist's work to be accepted, other scientists must be able to _____ the experiment.

Question 22 22. Mattie is worried that the difference between the results of her study and what is actually true for the population may be too large. Which of the following would best define what is Mattie worried about?

Question 23 23. Which of the following is viewed as scientific fact with no exceptions?

Question 24 24. Mario is worried that the results of his study may not be valid because he suspects that there is a problem with the sample that he chose. Which of the following types of error is Mario worried about?

Question 25 25. Which of the following provides the most accurate information?

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Question 26 26. Which of the following statements is false?

Question 27 27. Using a standard deck of cards (which has 26 red cards and 26 black cards, with 13 cards of every suit), what is the probability of selecting a red card, and then after replacing the card, selecting a heart card?

Question 28 28. If you roll a die three times, what is the probability of rolling only even numbers?

Question 29 29. An independent variable is:

Question 30 30. It is important to design experiments so that they are

Scientific Problem Solving 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!

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