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Test results would be of little value if we were unable to generalize what was observed in one situation to other situations. Identify and discuss three types of generalizations that can be made from reliable test results.
Frequency Histogram
A graphical representation of data that shows the number of observations within specified intervals.
Relative Frequency Histogram
A type of histogram that displays the relative frequencies, which are the proportions or percentages, of data points in consecutive intervals.
Class Interval
A range of values within which data points in a dataset are grouped for the purposes of frequency distribution.
Frequency Distribution
A summary of how often each value in a set of data occurs.
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