Find a linear equation whose graph is the straight line with the given property. Through (0.5, -2.25) and (1, -5.25)

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.