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 8.4, Problem 5LO
Describe how individual differences influence variability within-treatments and explain how variance within treatments can influence the interpretation of research results.
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Chapter 8 Solutions
Research Methods for the Behavioral Sciences (MindTap Course List)
Ch. 8.1 - Describe, compare, and contrast the defining...Ch. 8.1 - Explain the general advantages and disadvantages...Ch. 8.2 - Define individual differences and explain how...Ch. 8.3 - Identify the three primary techniques for limiting...Ch. 8.4 - Describe how individual differences influence...Ch. 8.4 - Identify the options for reducing or controlling...Ch. 8.5 - Describe how differential attrition and...Ch. 8.6 - Describe how between-subjects designs are used to...Ch. 8 - In addition to the key words, you should also be...Ch. 8 - At the beginning of this chapter (p. 186) we...
Ch. 8 - In a between-subjects design, each individual...Ch. 8 - A researcher has a sample of 30 rats that are all...Ch. 8 - Briefly explain how a participant characteristic,...Ch. 8 - Explain the advantages and disadvantages of using...Ch. 8 - A recent survey at a major corporation found that...Ch. 8 - Describe how individual differences can produce...Ch. 8 - Explain how holding a participant variable such as...Ch. 8 - Describe some of the problems that can arise when...Ch. 8 - Describe the advantages of a two-group design...Ch. 8 - Identify the advantages of a multiple-group design...
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- True or False. It is important for researchers to account for the loss of participants during follow-up when determining sample size requirements for a study.arrow_forward18. What statistic compares the variability between three or more group means with the variance of scores within the groups? Multiple correlation Multiple regression ANOVAarrow_forward5. Compare ANOVA and regression.arrow_forward
- Which of the following is a measure of variability? - Mean - Median - Variance - Dependent variablesarrow_forwardWhat is omitted variable bias?arrow_forwardThe need to validate the result of any research study is to make sure the groups or participants are in accord when it comes to results. What are some examples of threats to the validity? Would it be what is called confound and error variance. Is confounding when a problem affects one group and not the other group. Does error variance affect one group more than the other group?arrow_forward
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