What is the value of x?

1)4

2)4√2

3)8

4)8√2

X =  4sqrt2) / sin(45)
x = 8

answer is 3) 8 

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.