A machinist must cut 12 strips of metal that are each 3 ft 3 7/8 inches long . What is the total length needed in inches

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.

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