2. As scientists, psychologists
]]>3. How can critical thinking help you evaluate claims in the media, even if you’re not a scientific expert on the issue?
]]>5. Which of the following is NOT one of the descriptive methods psychologists use to observe and describe behavior?
]]>9. In a __________ correlation, the scores rise and fall together; in a __________ correlation, one score falls as the other rises.
]]>10. What is regression toward the mean, and how can it influence our interpretation of events?
]]>11. Knowing that two events are correlated provides
]]>12. Here are some recently reported correlations, with interpretations drawn by journalists. Knowing just these correlations, can you come up with other possible explanations for each of these?
]]>15. In a double-blind procedure,
]]>17. The laboratory environment is designed to
]]>18. In defending their experimental research with animals, psychologists have noted that
]]>19. Which of the three measures of central tendency is most easily distorted by a few very large or very small scores?
]]>20. The standard deviation is the most useful measure of variation in a set of data because it tells us
]]>22. When sample averages are __________ and the difference between them is __________, we can say the difference has statistical significance.
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