14. In the Chapter Preview we presented a study show- ing that handling money reduces the perception pain (Zhou, Vohs, & Baumeister, 2009). In the experiment, a group of college students was told that...

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Extracted text: 14. In the Chapter Preview we presented a study show- ing that handling money reduces the perception pain (Zhou, Vohs, & Baumeister, 2009). In the experiment, a group of college students was told that they were participating in a manual dexterity study. Half of the students were given a stack of money to count and the other half got a stack of blank pieces of paper. After the counting task, the participants were asked to dip their hands into bowls of very hot water (122°F) and rate how uncomfortable it was. The following data show ratings of pain similar to the results obtained in the study.


Extracted text: CHAPTER 10 | The t Test for Two Independent Sam Counting Money Counting Paper 7 9. 8. 11 10 13 6. 10 8 11 9. 7. 15 12 14 10 a. Is there a significant difference in reported pain between the two conditions? Use a two-tailed test with a = .01. b. Compute Cohen's d to estimate the size of the treatment effect