Eliminate the parameter from x(t)=t^2+5 and y(t)=t^2-4. Which of the following sketches results?

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.