Brown Middle School wants to keep seventh-grade dassroom sizes at a
maximum of 22 students per
dassroom. If there are 300 seventh-
grade students and no classroom can
have more than 22 students, how
many dassroom teachers are needed?
A At least 10
B At least 13
C At least 14
D At least 15

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.

(-8,5) bu tun not sure ok