Which of the following best describes a frequency distribution? A frequency distribution is a grouping of:
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A) |
selected data into intervals (classes) so that the number of observations in each of the non-overlapping intervals (classes) can be seen and tallied. | |
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B) |
data into intervals (classes) so that the number of observations in each of the non-overlapping intervals (classes) can be seen and tallied. | |
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C) |
independent intervals (classes) so that they can be seen and tallied. | |
A frequency distribution is a tabular presentation of statistical data that aids the analysis of large data sets. | 
发表于 2010-4-9 13:36
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