What is the area of the obtuse triangle given below? 24
9
O A. 9 sq. units
B. 18 sq. units
O C. 8 sq. units
O D. 11 sq. units
SUB

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.