Hester is trying to prove that the sum of two rational numbers is another rational number. Her first steps are shown. Which is the best method Hester could use to proceed?

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.