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| 1 | |
In the most literal sense what does one "measure"? |
| | A) | Objects |
| | B) | Properties |
| | C) | Things |
| | D) | Indicants |
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| 2 | |
In order to improve our measurement of worker attitudes we devise a 20-item attitude scale. We then divide the 20 items randomly into two scales with 10 items in each and administer these two scales to a group of people. This is an example of: |
| | A) | Concurrent validity testing |
| | B) | Construct validity testing |
| | C) | Stability testing |
| | D) | Equivalence testing |
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| 3 | |
Which of the following is an incorrect classification of "scale"? |
| | A) | Attitude measured on a semantic differential scale. (Interval) |
| | B) | Weight measured in kilograms. (Ratio) |
| | C) | Gender: with males assigned the number 1, and females the number 0. (Ordinal) |
| | D) | Rank position in an Examination. (Ordinal) |
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| 4 | |
In the following examples, where is the "error" incorrectly specified? |
| | A) | A researcher tends to seek better-dressed respondents. (Systematic error) |
| | B) | A questionnaire on income seeks salary information, and omits interest income. (Systematic error) |
| | C) | A researcher selects houses at random, but one selected villa is very unlike the norm. (Random) |
| | D) | The thermometer used to measure the temperature of subjects in a medical survey is chosen at random, but has incorrect markings. (Random) |
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| 5 | |
Which of the following refers to content validity? |
| | A) | Repeated administrations of the same test on different subjects get the same results. |
| | B) | Experts all over the world agree on the dimensions of the construct. |
| | C) | The same results have been obtained by many experts in an experiment. |
| | D) | Both A and C. |
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| 6 | |
Which of the following statements refer to the reliabilities, as indicated in the parentheses? |
| | A) | The administration of the instrument at different times on the same subjects yielded different results. (stability is low) |
| | B) | The measure, used on different subjects yielded similar results. (Equivalence is good) |
| | C) | The split half administrations of the questionnaire on one particular dimension of attitude, correlated well. (Internal consistency is good) |
| | D) | All of the above. |
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| 7 | |
One type of scale is defined as having "both order and distance, but no unique origin." Which is it? |
| | A) | Nominal |
| | B) | Ratio |
| | C) | Interval |
| | D) | Ordinal |
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| 8 | |
Which of the following describes a form of criterion related validity? |
| | A) | Face validity |
| | B) | Concurrent validity |
| | C) | Content validity |
| | D) | Construct validity |
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| 9 | |
If we use a scale setting up 5 categories of ethnic origins what type of scale would this represent? |
| | A) | Nominal |
| | B) | Ratio |
| | C) | Interval |
| | D) | Ordinal |
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| 10 | |
Which of the following statements best expresses the relationship between reliability and validity? |
| | A) | A measurement can be valid and not reliable. |
| | B) | A measurement can be reliable and not valid. |
| | C) | A reliable measure is relatively free from systematic error. While a valid measure is free of random error. |
| | D) | Of the two, the more powerful measurement concept is reliability. |
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| 11 | |
Which of the following is not a form of scale as classified by the method of scale construction? |
| | A) | Consensus |
| | B) | Rating |
| | C) | Cumulative |
| | D) | Factor |
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| 12 | |
One of the problems in using rating scales is that their use often results in a halo effect. This effect describes: |
| | A) | The tendency for certain persons to be easy raters. |
| | B) | The tendency for raters to be reluctant to give extreme judgments. |
| | C) | The tendency to give a subject the same score on different scale items. |
| | D) | None of the above. |
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| 13 | |
Which of the following can be used to study product choice when choice is determined by many product aspects such as colour, price, durability etc.? |
| | A) | Conjoint analysis. |
| | B) | Multidimensional scaling. |
| | C) | Paired identification of attributes. |
| | D) | A and B, both can be used. |
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