GRM 697 The Research Process – Unit 2 Examination

1. The ratio level of measurement would include which of the following?a. political affiliationb. amount of books ownedc. order of finishing testd. GRE score

2. Which level of measurement conveys the most information?a. nominalb. ordinalc. intervald. ratio

3. Which of the following is NOT an example of reliability?a. consistencyb. performing the same in the future as in the pastc. the test doing what it is supposed to dod. measuring the same thing more than once with the same outcome

4. A score that you would actually record is a(n) ______________ score.a. observedb. truec. errord. false

5. What are the two components of error scores?a. method error and consistent errorb. standard error and method errorc. trait error and standard errord. trait error and method error

Unit 2 Examination97GRM 697 The Research Process

6. A measure of how stable a test is over time is an example of which of the following?a. inter-rater reliabilityb. test-retest reliabilityc. parallel forms reliabilityd. internal consistency

7. _____________ describes a measure used to compare two different tests with the same group of participants to see how closely correlated the two sets of scores are with each other.a. Inter-rater reliabilityb. Test-retest reliabilityc. Parallel-forms reliabilityd. Internal consistency

8. What is the name of the individual credited with devising levels of measurement in which different measurement outcomes can be classified?a. Binetb. Stevensc. Cattelld. Wechsler

9. What is one way to obtain a criterion validity estimate?a. ask an expert for his or her opinionb. assess the underlying construct on which the test is based and correlate thesescores with the test scoresc. select a criterion and correlate scores on the test with scores on the criteriond. obtain a Pearson Product Moment correlation coefficient for two different forms of the test given at different times

10. Intelligence tests usually compare the performance of a child against other children of thesame age. This type of test is called a(n) ______________ test.a. achievementb. standardizedc. norm-referencedd. criterion-referenced

11. Tests such as the Denver Developmental Screening Test are used _______________.a. as dependent variablesb. for entrance to a program to identify strengths and weaknessesc. to distinguish among people for selection purposesd. to determine if program goals were met

Unit 2 Examination98GRM 697 The Research Process

12. What type of test defines a specific level of performance (or mastery) of some contentdomain?a. standardized testb. researcher-made testc. norm-referenced testd. criterion-referenced test

13. The Graduate Record Examination and the Miller’s Analogy Test are generally used for_______________.a. placementb. selectionc. evaluation of a programd. diagnosis

14. What is the computed number for the proportion of test takers who get an item correct?a. item analysisb. discrimination indexc. difficulty indexd. attitude index

15. What is the computed number for how well an item distinguishes between the “knowing” and the “unknowing”?a. item analysisb. discrimination indexc. difficulty indexd. attitude index

16. Which one of the following is a disadvantage of multiple choice tests?a. can be used to assess almost anyoneb. limits the kind of content assessedc. are relatively easy to scored. poor writers are not penalized

17. Which level of measurement is very similar to Thurstone-like scales?a. ordinalb. nominalc. intervald. ratio

Unit 2 Examination99GRM 697 The Research Process

18. What is the range of 5, 8, 10, 14, and 11?a. 48b. 9.6c. 10d. 9

19. What is the average amount that each score varies from the mean of the set of scores?a. the rangeb. the standard deviationc. the meand. the normal curve

20. How can descriptive statistics be defined?a. describing elements of a distributionb. relating the data to a larger populationc. developing a research questiond. identical to inferential statistics

21. Which measure of variability is the most direct way to measure how dispersed a set of scoresis?a. the meanb. standard deviationc. ranged. variance

22. When computing the standard deviation, what does it mean when the sum of the deviation about the mean is NOT 0?a. The data set has a great amount of variability.b. The data set has at least one extreme score.c. The data is too small.d. The mean of the data set was computed incorrectly.

23. Which measure of variability describes the average deviation of each score from the mean?a. rangeb. standard deviationc. moded. mean

Unit 2 Examination100GRM 697 The Research Process

24. What measure would be used to compute the average gender of subjects?a. meanb. modec. mediand. standard deviation

25. Which measure would be used to describe the average class ranking of algebra students?a. meanb. modec. mediand. standard deviation