Jo divides a rectangle into parts. Each part is 1/4 the area of the whole rectangle. How many parts did Jo divide the rectangle into

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.