Coun 6360 week 6 quiz Take Test:

Coun 6360 week 6 quiz Take Test: Week 6 Quiz

QUESTION 1

1.            Histograms and frequency polygons are visual representations of frequency distributions.

  True

  False

1 points  

QUESTION 2

1.            Measures of central tendency tell you something about the middle of a series of numbers but hardly anything about the variability of a set of numbers.

  True

  False

1 points  

QUESTION 3

1.            Which of the following is the best method for determining the percentile rank regarding a group of scores?

a.            Frequency distribution

b.            Histogram

c.             Frequency polygon

d.            Cumulative distribution (ogive curve)

1 points  

QUESTION 4

1.            Approximately 2 percent of people do lower than 3 standard deviations below the mean.

  True

  False

1 points  

QUESTION 5

1.            18. If an individual takes a test, and if you know an individual’s raw score, the mean of the group of individuals who took the test, and the standard deviation of the group, you can tell the relative position of the individual within his or her group.

  True

  False

1 points  

QUESTION 6

1.            Jerome has scored a 10 on a test. How has he done?

a.            On some tests, this might be indicative of a very good score.

b.            On some tests, this might be indicative of a very poor score.

c.             On some tests, this might be indicative of a moderate score.

d.            We should ask Jerome how he thinks he has done. His thoughts about his score are part of what determines how he has done.

e.            All of these.

1 points  

QUESTION 7

1.            Approximately 84 percent of people do higher than 1 standard deviation below the mean.

  True

  False

1 points  

QUESTION 8

1.            On negatively skewed curves, the mean is lower than the median, which is lower than the mode.

  True

  False

1 points  

QUESTION 9

1.            If Juan has scored a 53 on a test, what can we say about how he has done?

a.            Probably very little, because we don’t know his relative position in his norm group.

b.            Probably very little, because we don’t know the range of scores.

c.             Probably very little, because we don’t know the measures of variability.

d.            He likely has done poorly.

e.            All but one of these.

1 points  

QUESTION 10

1.            The results of a norm group comparison test can do all of the following EXCEPT:

a.            tell you the relative position, within the norm group, of a person’s score.

b.            allow you to compare the results of test takers who took the same test but are in different norm groups.

c.             allow you to compare the results of the test to other norm-referenced tests taken by the same individuals.

d.            allow you to assess whether or not a particular individual has improved in a specific area being tested using only the results of the one test.

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