Números que multiplicados dan 19

Respuesta posible podría ser.
1 * 19
or 
9.5 * 2

Hope this helps. c:

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.