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10. In 1974, Loftus and Palmer conducted a classic study demonstrating how the language used to ask a que tion can influence eyewitness memory. In the stu college students watched a film of an automobile accident and then were asked questions about what they saw. One group was asked, "About how fast were the cars going when they smashed into each other?"| Another group was asked the same question excent the verb was changed to "hitť" instead of "smashed into." The "smashed into" group reported signifi- cantly higher estimates of speed than the "hit'" group. Suppose a researcher repeats this study with a sample of today's college students and obtains the following results. Estimated Speed Smashed into Hit n = 15 15 %3D M = 40.8 M = 34.0 SS = 510 SS = 414 %3D a. Do the results indicate a significantly higher esti- mated speed for the "smashed into" group? Use one-tailed test with a = .01. b. Compute the estimated value for Cohen's d to measure the size of the effect. %3D C. Write a sentence demonstrating how the results of the hypothesis test and the measure of effect size would in a research report. appear 1I. Recent research has shown that creative people are more likely to cheat than their less creative coun- terparts (Gino and Ariely, 2012). Participants in the udy first completed creativity assessment question naires and then returned to the lab severai cdays later for a series of tasks. One task was a meitiple-choice general knowledge test for which the parpants circled their answers on the test sheer. tenn, they were asked to transfer their answaS bble sheets for computer scoring. However, h peri menter hubbie sheca d

10. In 1974, Loftus and Palmer conducted a classic study demonstrating how the language used to ask a que tion can influence eyewitness memory. In the stu college students watched a film of an automobile accident and then were asked questions about what they saw. One group was asked, "About how fast were the cars going when they smashed into each other?"| Another group was asked the same question excent the verb was changed to "hitť" instead of "smashed into." The "smashed into" group reported signifi- cantly higher estimates of speed than the "hit'" group. Suppose a researcher repeats this study with a sample of today's college students and obtains the following results. Estimated Speed Smashed into Hit n = 15 15 %3D M = 40.8 M = 34.0 SS = 510 SS = 414 %3D a. Do the results indicate a significantly higher esti- mated speed for the "smashed into" group? Use one-tailed test with a = .01. b. Compute the estimated value for Cohen's d to measure the size of the effect. %3D C. Write a sentence demonstrating how the results of the hypothesis test and the measure of effect size would in a research report. appear 1I. Recent research has shown that creative people are more likely to cheat than their less creative coun- terparts (Gino and Ariely, 2012). Participants in the udy first completed creativity assessment question naires and then returned to the lab severai cdays later for a series of tasks. One task was a meitiple-choice general knowledge test for which the parpants circled their answers on the test sheer. tenn, they were asked to transfer their answaS bble sheets for computer scoring. However, h peri menter hubbie sheca d

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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10. In 1974, Loftus and Palmer conducted a classic study demonstrating how the language used to ask a que tion can influence eyewitness memory. In the stu college students watched a film of an automobile accident and then were asked questions about what they saw. One group was asked, "About how fast were the cars going when they smashed into each other?"| Another group was asked the same question excent the verb was changed to "hitť" instead of "smashed into." The "smashed into" group reported signifi- cantly higher estimates of speed than the "hit'" group. Suppose a researcher repeats this study with a sample of today's college students and obtains the following results. Estimated Speed Smashed into Hit n = 15 15 %3D M = 40.8 M = 34.0 SS = 510 SS = 414 %3D a. Do the results indicate a significantly higher esti- mated speed for the "smashed into" group? Use one-tailed test with a = .01. b. Compute the estimated value for Cohen's d to measure the size of the effect. %3D
Transcribed Image Text:10. In 1974, Loftus and Palmer conducted a classic study demonstrating how the language used to ask a que tion can influence eyewitness memory. In the stu college students watched a film of an automobile accident and then were asked questions about what they saw. One group was asked, "About how fast were the cars going when they smashed into each other?"| Another group was asked the same question excent the verb was changed to "hitť" instead of "smashed into." The "smashed into" group reported signifi- cantly higher estimates of speed than the "hit'" group. Suppose a researcher repeats this study with a sample of today's college students and obtains the following results. Estimated Speed Smashed into Hit n = 15 15 %3D M = 40.8 M = 34.0 SS = 510 SS = 414 %3D a. Do the results indicate a significantly higher esti- mated speed for the "smashed into" group? Use one-tailed test with a = .01. b. Compute the estimated value for Cohen's d to measure the size of the effect. %3D
C. Write a sentence demonstrating how the results of the hypothesis test and the measure of effect size would in a research report. appear 1I. Recent research has shown that creative people are more likely to cheat than their less creative coun- terparts (Gino and Ariely, 2012). Participants in the udy first completed creativity assessment question naires and then returned to the lab severai cdays later for a series of tasks. One task was a meitiple-choice general knowledge test for which the parpants circled their answers on the test sheer. tenn, they were asked to transfer their answaS bble sheets for computer scoring. However, h peri menter hubbie sheca d
Transcribed Image Text:C. Write a sentence demonstrating how the results of the hypothesis test and the measure of effect size would in a research report. appear 1I. Recent research has shown that creative people are more likely to cheat than their less creative coun- terparts (Gino and Ariely, 2012). Participants in the udy first completed creativity assessment question naires and then returned to the lab severai cdays later for a series of tasks. One task was a meitiple-choice general knowledge test for which the parpants circled their answers on the test sheer. tenn, they were asked to transfer their answaS bble sheets for computer scoring. However, h peri menter hubbie sheca d
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