The Riproar Company manufactures skateboards for amateurs and professionals They build 150 skateboards per day. If each skateboard has 4 wheels, how many Spitfire Bighead wheels do they need to purchase to build skateboards for 5 days?​

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.