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Unformatted text preview: what kind of correlation should we expect between height and weight among the members of a professional male basketball team if they are all tall (77 to 81 inches)? a. a strong positive correlation b. a weak positive correlation c. a weak negative correlation d. a strong negative correlation 6. Why is it always a good idea to look at the scatter plot prior to calculating a Pearson's correlation ? a. to see if there is a strong relationship between the variables b. to see if the relationship is linear c. to see if there are unusual cases that have too much influence d. to see if the slope is positive or negative e both a and d f. both b and c 7. Which of the following is the strongest correlation ? a. +0.2 b.- 0.30 c. 0.0 d. +0.4 e- 0.5 8. If you want to look for a relationship between students' class rank and their performances on a national standardized test, which is the best coefficient to use? a. Pearson b. Spearman c. phi d. biserial...
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This note was uploaded on 12/01/2010 for the course PSY 110 taught by Professor Winters during the Spring '08 term at University of Miami.
- Spring '08