Can u solve 12 thru 14 questions step by step and show your work and how you got the answer

I could be wrong but again I tried lol

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.