Question

Please help with these Stats and Data Questions.

The number of cars sold by 20 salesmen in one week is recorded in the chart. Answer the following questions based on this data.

Answer 1

In a frequency distribution of this data, how many data values are in the class 4-6?
a. 3
b. 7
c. 4
d. 5

In a histogram of this data, which bar would have the greatest height?
a.4-6
b.6-8
c.8-10
d.10-12

In a histogram of this data, which bar would have the least height?
a.4-6
b.6-8
c.8-10
d.10-12

Answer 2

Okay so question one is pretty simple. Subtract lowest in value class from highest so in my case its 5-1=4 so the answer is C.

I still don't understand the next too so could someone help with those?

Answer 3

Again nm, the answers are b and a