The report cites what it says are wide differences in arrest rates for marijuana possession . Specifically : By population proportion , rates for blacks are nearly 4 times greater than whites . It concludes that the nationwide rate of marijuana-possession arrests for blacks is nearly four times greater than for whites , when arrest totals are compared with proportions of the population . The president of a police group says the disparity is n't racially motivated . They are based on ` ` intelligence and ... . ... not race or ethnic background ''
The report cites what it says are wide differences in arrest rates for marijuana possession . Specifically : By population proportion , rates for blacks are nearly 4 times greater than whites . The president of a police group says the disparity is n't racially motivated . They are based on ` ` intelligence and ... . ... not race or ethnic background ''