Consider these data on the selling prices ($000) of homes in the city of Warren, Pennsylvania, last year.

a. What is the class interval?
b. How many homes were sold last year?
c. How many homes sold for less than $210,000?
d. What is the relative frequency for the $210 up to $240 class?
e. What is the midpoint of the $150 up to $180 class?
f. What were the maximum and minimum selling prices?
g. Construct a histogram of these data.
h. Make a frequency polygon of these data.

Transcribed Image Text:

Sales Price $120 up to $150 150 up to 180 180 up to 210 210 up to 240 240 up to 270 270 up to 300 300 up to 330 Frequency 18 30 20 17 10