11 May Question8. What is the name of the individual credited with devising levels of
Question
8. What is the name of the individual credited with devising levels of measurement in which 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 hi~ or h”,r opinion
b. assess the underlying construct on which 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
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
17. Which level of measurement is very similar to Thurstone-like scales?
a. ordinal
b. nominal
c. interval
d. ratio
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. Which measure of variability is the most direct way to measure how dispersed a set of scores is?
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