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1. Central tendency is to variation as ________ is to ________.
A) scatterplot; correlation
B) range; normal curve
C) mean; standard deviation
D) median; mode
2. During the last Central High School basketball game, the starting five players scored 11, 7, 21,
14, and 7 points, respectively. For this distribution of scores, the range is:
A) 7.
B) 11.
C) 12.
D) 14.
E) 21.
3. The explanatory power of a scientific theory is most closely linked to its capacity to generate
testable:
A) assumptions.
B) correlations.
C) predictions.
D) variables.
4. In a psychological experiment, the factor that may be influenced by the manipulated
experimental treatment is called the ________ variable.
A) dependent
B) experimental
C) control
D) independent
5. The scientific attitude of humility is most likely to be undermined by:
A) the hindsight bias.
B) correlational evidence.
C) random assignment.
D) operational definitions.
E) naturalistic observation.
6. A statistically significant difference between two sample groups is not likely to be:
A) a reflection of differences between the populations they represent.
B) due to chance variation within and between the sample groups.
C) observed more than 5 percent of the time the groups are compared.
D) observed when the two groups are very large.
7. In order to represent graphically the correlation between two variables, researchers often
construct a:
A) skewed distribution.
B) scatterplot.
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This note was uploaded on 02/14/2010 for the course PSY 101 taught by Professor Jackson during the Spring '08 term at Michigan State University.
 Spring '08
 jackson
 Psychology

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