A baker mixes 8 3/4 cups of white flour with 2 1/2 cups of rye flour for a recipe. How many cups of white flour does the baker mix for every 1 cup of rye flour?

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.