# Paper Writing Services c. trait error and standard error d. trait error and method error Unit 2 Examination 97 GRM 697 The Research Process 6.

Abstract
6. A measure of how stable a test is over time is an example of wch of the following? a. inter-rater reliability b. test-retest reliability c. parallel forms reliability d. 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

1. The ratio level of measurement would include wch of the following? a. political affiliation b. amount of books owned c. order of finisng test d. GRE score 2. Wch level of measurement conveys the most information? a. nominal b. ordinal c. interval d. ratio 3. Wch of the following is NOT an example of reliability? a. consistency b. performing the same in the future as in the past c. the test doing what it is supposed to do d. measuring the same tng more than once with the same outcome 4. A score that you would actually record is a(n) ______________ score. a. observed b. true c. error d. false 5. What are the two components of error scores? a. method error and consistent error b. standard error and method error c. trait error and standard error d. trait error and method error Unit 2 Examination 97 GRM 697 The Research Process 6. A measure of how stable a test is over time is an example of wch of the following? a. inter-rater reliability b. test-retest reliability c. parallel forms reliability d. 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 reliability b. Test-retest reliability c. Parallel-forms reliability d. Internal consistency 8. What is the name of the individual credited with devising levels of measurement in wch different measurement outcomes can be classified? a. Binet b. Stevens c. Cattell d. Wechsler 9. What is one way to obtain a criterion validity estimate? a. ask an expert for s or her opinion b. assess the underlying construct on wch the test is based and correlate these scores with the test scores c. select a criterion and correlate scores on the test with scores on the criterion d. 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 cld against other cldren of the same age. Ts type of test is called a(n) ______________ test. a. acevement b. standardized c. norm-referenced d. criterion-referenced 11. Tests such as the Denver Developmental Screening Test are used _______________. a. as dependent variables b. for entrance to a program to identify strengths and weaknesses c. to distinguish among people for selection purposes d. to determine if program goals were met Unit 2 Examination 98 GRM 697 The Research Process 12. What type of test defines a specific level of performance (or mastery) of some content domain? a. standardized test b. researcher-made test c. norm-referenced test d. criterion-referenced test 13. The Graduate Record Examination and the Miller’s Analogy Test are generally used for _______________. a. placement b. selection c. evaluation of a program d. diagnosis 14. What is the computed number for the proportion of test takers who get an item correct? a. item analysis b. discrimination index c. difficulty index d. attitude index 15. What is the computed number for how well an item distinguishes between the “knowing” and the “unknowing”? a. item analysis b. discrimination index c. difficulty index d. attitude index 16. Wch one of the following is a disadvantage of multiple choice tests? a. can be used to assess almost anyone b. limits the kind of content assessed c. are relatively easy to score d. poor writers are not penalized 17. Wch level of measurement is very similar to Thurstone-like scales? a. ordinal b. nominal c. interval d. ratio Unit 2 Examination 99 GRM 697 The Research Process 18. What is the range of 5, 8, 10, 14, and 11? a. 48 b. 9.6 c. 10 d. 9 19. What is the average amount that each score varies from the mean of the set of scores? a. the range b. the standard deviation c. the mean d. the normal curve 20. How can descriptive statistics be defined? a. describing elements of a distribution b. relating the data to a larger population c. developing a research question d. identical to inferential statistics 21. Wch measure of variability is the most direct way to measure how dispersed a set of scores is? a. the mean b. standard deviation c. range d. 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. Wch measure of variability describes the average deviation of each score from the mean? a. range b. standard deviation c. mode d. mean Unit 2 Examination 100 GRM 697 The Research Process 24. What measure would be used to compute the average gender of subjects? a. mean b. mode c. median d. standard deviation 25. Wch measure would be used to describe the average class ranking of algebra students? a. mean b. mode c. median d. standard deviation

Sample references
• (‘Hansen, J., M. Sato, P. Kharecha, D. Beerling, R. Berner, V. Masson-Delmotte, M. Pagani, M. Raymo, D. L. Royer, and J. C. Zachos. 2008. Target atmospheric CO2: Where should humanity aim? The Open Atmospheric Science Journal 2:217-231.’,)
• (‘DOE. 2006. Feasibility Assessment of the Water Energy Resources of the United States for New Low Power and Small Hydro Classes of Hydroelectric Plants, Energy Efficiency and Renewable Energy: Wind and Hydropower Technologies. Washington, DC: DOE.’,)
• (‘Eden, S. 2009. The work of environmental governance networks: Traceability, credibility and certification by the Forest Stewardship Council. Geoforum 40:383-394.’,)
• (‘Janzen, H. H. 2004. Carbon cycling in earth systems—a soil science perspective. Agriculture Ecosystems & Environment 104(3):399-417.’,)