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Basic Statistical Analysis

Statistics

Quiz 2 :

Percentages, Graphs and Measures of Central Tendency

Quiz 2 :

Percentages, Graphs and Measures of Central Tendency

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The mean, median, and mode are all measures of
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C

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The more separate scores there are in a given distribution, the higher will be the value of the
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D

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Traditionally, the researcher indicates frequency of occurrence on the graph's
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A

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On a frequency distribution, raw scores are plotted on the
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When graphing data, it is traditional to make the length of the ordinate equal to
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Using the mean to indicate centrality on a distribution of income scores usually results in
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The so-called "wow" graph is always possible whenever
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Perhaps the most serious flaw in graphing data is due to
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When scores are arranged in order of magnitude, the researcher has formed a
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The abscissa is
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The following are all measures of central tendency, except
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With a frequency polygon, scores are always presented on
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When a distribution shows a large majority of very low scores and a few very high scores, the distribution is said to be
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The ordinate is identical to the
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The influence of a few extreme scores in one direction is most pronounced on the value of the
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When single points are used to designate the frequency of each score, the points being connected by a series of straight lines, this is called a
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When each score is listed in order of magnitude, together with the number of individuals receiving each score, the researcher has set up
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The measurement which occurs most often in a distribution is called the
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When a graph is constructed using a series of rectangles indicating the frequency of occurrence for each score, it is called a
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When a distribution is skewed, the researcher who is interested in central tendency should use the
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