Research Methods for the Behavioral Sciences (MindTap Course List)
6th Edition
ISBN: 9781337613316
Author: Frederick J Gravetter, Lori-Ann B. Forzano
Publisher: Cengage Learning
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Textbook Question
Chapter 6, Problem 13E
Selection bias and individual differences are both potential problems dealing with the participants in a study.
a. Identify which of these is a threat to internal validity and which is a threat to external validity, and describe how each one is a threat.
b. Suppose that you were planning a research study in which the individuals who participate will be put into separate groups and each group will participate in one of the treatment conditions that are being compared. Explain how you could minimize the risk of selection bias and how you could minimize the risk that individual differences become a confounding variable.
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Chapter 6 Solutions
Research Methods for the Behavioral Sciences (MindTap Course List)
Ch. 6.1 - Describe, compare, and contrast the five research...Ch. 6.1 - Define research strategy, research design, and...Ch. 6.2 - Define the concept of external validity and a...Ch. 6.2 - Define the concept of internal validity and a...Ch. 6.3 - Identify and explain the common threats to...Ch. 6.4 - Describe how extraneous variables can become...Ch. 6.4 - Describe how environmental variables can be...Ch. 6.5 - Define experimenter bias, demand characteristics,...Ch. 6 - In addition to the key words, you should also be...Ch. 6 - For each of the following scenarios, identify...
Ch. 6 - How is the descriptive strategy different from the...Ch. 6 - Explain the difference among the terms research...Ch. 6 - A researcher conducts a study with 6-year-old...Ch. 6 - A researcher finds that college students are more...Ch. 6 - Explain how using college students as participants...Ch. 6 - What is the novelty effect, and how does it affect...Ch. 6 - Suppose that you wake up in the morning with all...Ch. 6 - What is the primary threat to internal validity...Ch. 6 - Describe how experimenter bias can be a threat to...Ch. 6 - Describe how participant reactivity can be a...Ch. 6 - Selection bias and individual differences are both...
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