A total of 150 crimes were reported by the sheriff last year. Of the 150 crimes, 39 were committed by criminals under 20 years of age, 36 were committed by criminals over 40 and 82 were violent crimes. There were 27 violent criminals under the age of 20 and 14 violent criminals over the age of 40. 1. Fill in the contingency table below with the number of crimes in each category