5. Let A be the set of strings of O's and 1's of length 3 or less. Define the relation of d on A by xdy if x is contained within y. For example, 01d101. Draw a digraph for this relation.​

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.