Answer to Question #102236 in Statistics and Probability for nimra

Question

the thirty automobiles were tested for fuel efficiency,in miles per gallon (mpg). the following frequency distribution was obtained. construct a histogram,frequency polygon, and ogive for the data.(the data for this exercise will be used for exercise 2-33.)
CLASS BOUNDARIES 7.5-12.5,12.5-17.5,17.5-22.5,22.5-27.5,27.5-32.5
FREQUENCY 3,5,15,5,2

Answer 1

I) histogram

ii) frequency polygon

iii) ogive