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Chapter 2

Additional Practice Test

Additional Practice Test

An additional test to help you further practice your mastery of the material from Chapter 2

This activity contains 20 questions.

	Which of the following is not an example of an experimental factor   Control Group Type of school Sex Race

	A subject involved in research could include   Math All of the above Student English

	The "best" method to avoid a false negative or false positive error is by using   A Great Hypothesis Experimental Group Random Assignment Control Group

	A pre test is   Not necessary Both A & C Given at the beginning of a study Absolutely necessary

	The effects of students on each other is an example of   Confounding Teacher effects Tempermenting Both A & C

	Those who receive a treatment in an experiment are considered part of the control group    True  False

	Selection bias can be avoided through random assignment    True  False

	Confounding is when two variables are so mixed up with each other that it is impossible to tell which is responsible for a given outcome    True  False

	Motivation is high only when both value and probability are not zero    True  False

	Random assignment of individuals will never create artificial grouping    True  False

	Define the Hawthorne Effect   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Define factor   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Define main effect   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Define interaction   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Define statistical power   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Describe the differences between ordinal and disordinal interactions.   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Design a control and experimental group if we wanted to prove that amino acids improved vision.   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	List two reasons why random assignment virtually rules out selection bias.   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Give an example of when one would want to use randomized experiment sample and when it would be best to use controlled samples.   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

	Provide examples of three pre test questions a researcher would ask if conducting an experiment on the relationship between the amount of reading one does and intellectual capacity.   To create paragraphs in your essay response, type <p> at the beginning of the paragraph, and </p> at the end.

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