Acar is traveling at a speed of 120 kilometers per hour. what is the car's speed in miles per hour? how many miles will the car travel in 2 hours? in your computations, assume that 1mile is equal to 1.6 kilometers. do not round your answers.

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.