Abby had $175 to spend on the school clothes. After her shopping trip, she had $37.59 left in her purse. Write an equation and solve to determine how much she spent on clothing.

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.