In Computing Descriptive Statistics from Grouped Data

question 134

Multiple Choice

In computing descriptive statistics from grouped data,

• A)data values are treated as if they occur at the midpoint of a class
• B)the grouped data result is more accurate than the ungrouped result
• C)the grouped data computations are used only when a population is being analyzed
• D)None of these alternatives is correct.

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Above/Below Average

An analytical comparison indicating whether a value is greater than (above) or less than (below) the statistical average of a data set.

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