PSYC 545 Quiz Data Management

PSYC 545 Quiz: Data Management, Statistics, and Assumptions of Assessment

1. If a particular measure yields scores that are normally distributed, this may be characterized as a desirable feature of that measure. A normal distribution of scores is desirable because
2. If the standard deviation of a set of test scores is equal to 25, the variance is equal to
3. A diagnostic classification listed in a manual as “3.18 Attention Deficit Hyperactivity Disorder” is an example of:
4. What does the “tail” of a normal distribution refer to?
5. Numbers are assigned to each player on the university basketball team. This use of numbers could BEST be characterized as
6. Joni Mihura’s Rorschach research resulted in
7. A perfect correlation is indicated by
8. The mean, the median, and the mode are all
9. Joni Mihura’s career is distinguished by the fact that she was the only woman who served on the research council for the
10. Which statement is TRUE regarding this distribution of scores? 1, 2, 2, 3
11. Which of the following is a term for the graphed representation of an extremely atypical score that can sometimes provide a hint regarding some deficiency in the testing or scoring procedures?
12. If the mean of a distribution is 7 and the standard deviation is 2, what is the z-score that is equivalent to a raw score of 3?
13. The T in T-scores came about because this variety of standard score was named after
14. Which of the following is an advantage of the stanine score over other standard scores?
15. Psychologists often treat data from ________ scales as though they were from ________ scales because the latter are more versatile statistically.
16. Approximately what percentage of scores in a normal distribution falls between the mean and 1 standard deviation above and below the mean?
17. In a research study, subjects are categorized as either “hospitalized” or “never hospitalized.” This type of categorization is referred to as
18. The range is a measure of variation that is simple enough to calculate, but its value is
19. What is the relationship between the mean, the median, and the mode for a distribution of scores that is normally distributed?
20. According to Dr. Joni Mihura, multiscale personality tests may contain over ________ and sometimes over ________ scales that need to be separately evaluated.
21. X is to abscissa as Y is to
22. Rank-ordering individuals on the variable of leadership ability is an example of which type of scale?
23. The amount of time that passes between the presentation of a word on a computer screen and the reading of a word by a testtaker involves measurement on which type of scale?
24. A graphed distribution that is relatively flat is referred to as
25. The distribution of scores from a “Citywide Math Test” scores results in a mean of 70 and a standard deviation of 12. Here, a score equal to 2 standard deviations above the mean would be: