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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Chapter 12, Problem 21PP
To determine
Interpret the two lines for a person with an understanding of
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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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Waterproof boots
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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
Two measurements are made of some quantity. For the first measurement, the average
is 74.4528, the RMS error is 6.7441, and the uncertainty of the mean is 0.9264. For the
second one, the average is 76.8415, the standard deviation is 8.3348, and the uncertainty of
the mean is 1.1448. The expected value is exactly 75.
13. Express the first measurement in public notation.
14. Is there a significant difference between the two measurements?
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15. How does the first measurement compare with the expected value?
16. How does the second measurement compare with the expected value?
Chapter 12 Solutions
Statistics for Psychology
Ch. 12 - Prob. 1.1HDCh. 12 - Prob. 1.2HDCh. 12 - Prob. 1.3HDCh. 12 - In a particular prediction rule, a = −1.23 and b =...Ch. 12 - Prob. 1.5HDCh. 12 - Prob. 2.1HDCh. 12 - Prob. 2.2HDCh. 12 - Prob. 2.3HDCh. 12 - Prob. 2.4HDCh. 12 - Prob. 2.5HD
Ch. 12 - Prob. 3.1HDCh. 12 - Give three advantages of using squared errors, as...Ch. 12 - Prob. 3.3HDCh. 12 - Prob. 3.4HDCh. 12 - Prob. 4.1HDCh. 12 - Prob. 4.2HDCh. 12 - Prob. 4.3HDCh. 12 - How is hypothesis testing carried out with a...Ch. 12 - Prob. 5.1HDCh. 12 - Prob. 5.2HDCh. 12 - Prob. 5.3HDCh. 12 - Prob. 5.4HDCh. 12 - Prob. 5.5HDCh. 12 - Prob. 5.6HDCh. 12 - Prob. 5.7HDCh. 12 - Prob. 5.8HDCh. 12 - Prob. 6.1HDCh. 12 - Prob. 6.2HDCh. 12 - Prob. 6.3HDCh. 12 - The following scores and predicted scores are for...Ch. 12 - A sports psychologist working with hockey players...Ch. 12 - Prob. 2PPCh. 12 - For each of the following, (a) through (d),...Ch. 12 - Problem 3 in Chapter 11 was about an instructor...Ch. 12 - Repeat problem 4, doing parts (a) through (f), but...Ch. 12 - Problem 2 in Chapter 11 described a pilot study of...Ch. 12 - Prob. 7PPCh. 12 - Prob. 8PPCh. 12 - Prob. 9PPCh. 12 - In the Oettingen and colleagues (2001) study...Ch. 12 - Mize and Petit (1997) were interested in the...Ch. 12 - A personnel psychologist studying adjustment to...Ch. 12 - Prob. 13PPCh. 12 - For each of the following, (a) through (d),...Ch. 12 - Prob. 15PPCh. 12 - Prob. 16PPCh. 12 - Repeat problem 15, doing parts (a) through (f),...Ch. 12 - Problem 13 from Chapter 11 was about the amount of...Ch. 12 - Prob. 19PPCh. 12 - Prob. 20PPCh. 12 - Prob. 21PPCh. 12 - Social psychologists studying criminal justice...
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