samples - • Experiments on learning in animals sometimes...

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Unformatted text preview: • Experiments on learning in animals sometimes measure how long it takes a mouse to find its way through a maze. The mean time is 20 seconds for one particular maze. A researcher thinks that playing rap music will cause the mice to complete the maze faster. She measures how long each of 12 mice takes with the rap music as a stimulus. 24, 16, 17, 20, 20, 21, 28, 25, 15, 10, 16, 15 • Self efficacy is a general concept that measures how well we think we can control different situations. Participants in a study were asked, “How sure are you that you can eat foods low in fat over the next month?” One group of 165 received intervention, and an average score of 4.1 with a 1.19 sample standard deviation. Another group of 212 received no intervention and scored 3.67 with a 1.12 sample standard deviation. • A study of income among internet users found that 493 reported income of less than $50,000, while 378 reported an income greater than $50,000. For nonusers, the corresponding numbers were 477 and 200. •...
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This note was uploaded on 02/20/2012 for the course STAT 501 taught by Professor Staff during the Spring '08 term at Purdue University.

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samples - • Experiments on learning in animals sometimes...

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