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13 Cards in this Set
- Front
- Back
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1. On a normal curve, which of the following are the same?
a. Mean, fifth stanine, fiftieth percentile b. Median, zero z-score, T-score of 50 c. Deviation I! of 100, cumulative percentage of 50, mode d. All of the above |
d. All of the above
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2. An experiment with multiple variables would use which strategy to analyze the results?
a. Anova b. Phi c. Goodness of fit d. Point Biserial |
a. Anova
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3. Which type of research involves three (3) independent variables and six (6) dependent variables?
a. Experimental research b. Descriptive research c. Variable analysis d. Sociogram |
a. Experimental research
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4. Which of the following validity's would be the most difficult to establish?
a. Construct b. Predictive c. Criterion d. Concurrent |
a. Construct
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In an experiment, assertive training was studied regarding its ability to help children reduce test anxiety.
5. What was the dependent variable? a. assertiveness b. anxiety level c. graduation d. training effectiveness |
b. anxiety level
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In an experiment, assertive training was studied regarding its ability to help children reduce test anxiety. 6. What is the independent variable?
a. assertiveness b. anxiety level c. graduation d. training effectiveness |
d. training effectiveness
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7. Starting with the table of random numbers, the researcher selects name #12 on the list, and then names #24, 36, 48, etc. until she has collected a sample of 20 adults. This type of sampling is
a. simple random. b. stratified random. c. cluster random. d. systematic random. |
d. systematic random.
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8. While taking the pre-test, some students may have improved their ability to discriminate among shapes due to
a. maturation. b. history. c. subject attrition. d. testing. |
d. testing.
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9. In a study, patients were given a brochure telling them about the experimental treatment they were to receive. The brochure called the treatment "highly promising, but experimental." The control group was not given a brochure. If the experimental group reports greater improvement than the control group because of the brochure rather than the treatment, which type of researcher en-or accounts for this?
a. Experimenter effect b. Halo effect c. Hawthorne effect d. Novelty effect |
c. Hawthorne effect
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10. In October, a ninth grade class took a standardized achievement test. Frank's grade equivalent score was 9.3. Linda's grade equivalent score was 11.6. It is true that
a. Linda performed as well as the average eleventh grader in the sixth month of the junior year. b. Linda should be considered to be gifted. c. Frank performed at an average level. d. Frank's score is more subject to error of measurement than is Linda's score. |
c. Frank performed at an average level.
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11. The correlation coefficient between two tests is found to be -1.93. It can be stated that
a. the variables measured by the two tests are positively related. b. the variables measured by the two tests are negatively related. c. the variables measured by the two tests are not related. d. an error has been made in computation. |
d. an error has been made in computation.
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12. One group was taught statistics in lecture and the other group was taught by programmed instruction. All subjects were given the same achievement tests at the end of the instruction so that the differences in effectiveness between the two methods of instruction could be compared. The statistical procedure most appropriate to this study is
a. Compute a correlation coefficient b. T-test c. Chi-square d. Divide scores into stanines |
b. T-test
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13. Randomly selected individuals were asked whether they were married or not and whether they had ever received counseling. They were permitted to respond "yes" or "no" to each question. The most appropriate statistic to use in reporting the results of this study would be
a. Correlation coefficient. b. T-test. c. Chi-square d. WISC-R |
c. Chi-square
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