The following figure presents a histogram of the number of monthly catch basins cleaned by Los Angeles Sanitation, during the Fiscal Year 2014 until mid Fiscal Year 2017.

a) What is roughly the typical number of monthly catch basins cleaned by sanitation?
b) What approximate shape does the number of cleaned catch basins have?
c) According to the histogram, how likely is it that in a month the number of basins cleaned is between 6000 and 10 000?

Transcribed Image Text:

Catch basins cleaned/month 2 000 4 000- 6 000 - 8 000 10 000- 12 000- 14 000 0.00 0.05 Relative frequency 0.10 0.15- 0.20 0.25 0.30 0.35