Statistics for Psychology
6th Edition
ISBN: 9780205258154
Author: Arthur Aron Ph.D., Elaine N. Aron Ph.D., Elliot Coups Ph.D., Cole Publishing
Publisher: PEARSON
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Question
Chapter 6, Problem 1.1HD
To determine
Explain decision error.
Expert Solution & Answer
Explanation of Solution
Decision error:
Decision error occurs when the conclusion of the hypothesis testing is incorrect in relation with the real scenario. In other words, when the right testing procedures leads to wrong conclusions then decision errors arises.
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Chapter 6 Solutions
Statistics for Psychology
Ch. 6 - Prob. 1.1HDCh. 6 - (a) What is a Type I error? (b) Why is it...Ch. 6 - (a) What is a Type II error? (b) Why is it...Ch. 6 - If you set a lenient alpha level (say .25), what...Ch. 6 - If you set an extreme alpha level (say .001), what...Ch. 6 - What does effect size add to just knowing whether...Ch. 6 - Why do researchers usually use a standardized...Ch. 6 - Write the formula for effect size in the situation...Ch. 6 - On a standard test, the population is known to...Ch. 6 - (a) Why are effect size conventions useful? (b)...
Ch. 6 - Prob. 2.6HDCh. 6 - Prob. 3.1HDCh. 6 - Prob. 3.2HDCh. 6 - Prob. 3.3HDCh. 6 - Name three approaches that researchers typically...Ch. 6 - Prob. 4.1HDCh. 6 - Prob. 4.2HDCh. 6 - Prob. 4.3HDCh. 6 - Prob. 4.4HDCh. 6 - Prob. 4.5HDCh. 6 - Prob. 5.1HDCh. 6 - Prob. 5.2HDCh. 6 - Prob. 5.3HDCh. 6 - Prob. 5.4HDCh. 6 - Prob. 5.5HDCh. 6 - Prob. 5.6HDCh. 6 - When a result is not significant, what can you...Ch. 6 - Prob. 6.1HDCh. 6 - Define alpha and beta.
Ch. 6 - For each of the following studies, make a chart of...Ch. 6 - In a completed study, there is a known population...Ch. 6 - In a planned study, there is a known population...Ch. 6 - Prob. 5PPCh. 6 - Here is information about several possible...Ch. 6 - You read a study in which the result is...Ch. 6 - Prob. 8PPCh. 6 - How does each of the following affect the power of...Ch. 6 - Prob. 10PPCh. 6 - For each of the following studies, make a chart of...Ch. 6 - In a completed study, there is a known population...Ch. 6 - In a planned study, there is a known population...Ch. 6 - In a planned study, there is a known population...Ch. 6 - Here is information about several possible...Ch. 6 -
You read a study that just barely fails to be...Ch. 6 -
19. In the Decision Errors, Effect Size, and...Ch. 6 -
Caspi and colleagues (1997) analyzed results from...Ch. 6 -
Tsang and colleagues (2009) conducted a review to...Ch. 6 - You are planning a study that you compute as...
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