Suppose there is a drought in your area and you want to get college students living in a dorm to use less water. Which of the following is LEAST likely to work?
a. Put up signs in public areas of the dorm urging students to conserve water.
b. Install devices that show students exactly how much water they used when they took showers.
c. Start a competition with a neighboring dormitory to see who can conserve the most water in the next month.
d. Ask students to complete a questionnaire that makes them mindful of times they wasted water, then ask them to sign a public poster endorsing the idea of taking shorter showers.
Answer: A
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Johnny was in a boating accident when he was little. Now he has an automatic fearful reaction to the ocean. Johnny's attitude towards the ocean represents a(n):
a. explicit attitude b. conscious attitude c. implicit attitude d. internal attitude
The only time a difference between two sample means may be called
"significant" is when a. they are at least 10 points apart b. they differ by at least .05 points c. the first mean is larger than the second mean d. the null hypothesis has been rejected