Which expression is equivalent to the given expression? – 2x2 + 8x 9 + 4r + 7x2 + 2
-
A.
-512 + 40 + 11
B.
-932 – 12x + 11
O O O O
OC. –9x2 + 4x – 7
D. 5x2 + 12x – 7

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.