Statistics For The Behavioral And Social Sciences: A Brief Course, Books A La Carte (6th Edition) (what's New In Psychology)
6th Edition
ISBN: 9780205989065
Author: Arthur Aron Ph.D., Elliot J. Coups Ph.d., Elaine N. Aron Ph.D.
Publisher: PEARSON
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Chapter 6, Problem 1.2HD
(a)
To determine
Define type I error.
(b)
To determine
Explain why type I error is possible.
(c)
To determine
Mention the
(d)
To determine
Mention how the probability of type I error is called.
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The table below shows the best price available for various items from 4 uniform suppliers. The prices do not include VAT
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Critics review films out of 5 based on three attributes: the story, the special effects and the acting. The ratings of four critics for a film are collected in the table below.CriticSpecialStory rating Effects rating Acting rating
Critic 14.44.34.5Critic 24.14.23.9Critic 33.943.4Critic 44.24.14.2Critic 1 also gave the film a rating for the Director's ability. If the average of Critic 1's ratings was 4.3 what rating did they give to the Director's ability?3.94.04.14.24.3
Chapter 6 Solutions
Statistics For The Behavioral And Social Sciences: A Brief Course, Books A La Carte (6th Edition) (what's New In 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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