While Jane was visiting her sister in Winchester, she bought a wooden bench that was marked down 25% from an original price of $80. If the sales tax in Winchester is 10%, what was the total cost of the wooden bench?

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.