C²-4 Which expression is equivalent to
C+3
13.03.2012
?
C+3
C+2
62-4 3(02-9)
O c²-4 3(0²-9)
C+3
C+2
c² – 4
31c2-9)
C+3
C+2
C+3
C+2
82-4 3[c2-9)

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.