Model length: 5 ⅖ meters Actual length: 94 ½ km

The scale is___ km/m

94/5=18.8

The scale is 18.8 km/m

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.