Multiply and reduce to lowest terms. convert into a mixed number if necessary. 4x5/9=

2 and 1/5 is your answer.

decimal form=2.2

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.

D. i think it is the savings