Question

in a study on public parking, the director of transportation counted the number of cars in each of the citys parking lots. how many parking lots had between 16 and 20 cars?

Explanation:

Step1: Locate the interval

Find the bar corresponding to the 16 - 20 cars interval on the horizontal - axis (number of cars).

Step2: Read the value

Read the length of the bar which represents the number of parking lots. The bar for 16 - 20 cars reaches to 60 on the vertical - axis (number of parking lots).

Answer:

60