Mary Used a Sample of 68 Large U

Multiple Choice

Mary used a sample of 68 large U.S. cities to estimate the relationship between Crime (annual property crimes per 100,000 persons) and Income (median annual income per capita, in dollars) . Her estimated regression equation was Crime = 428 + 0.050 Income. If Income decreases by 1000, we would expect that Crime will:

A) increase by 428.
B) decrease by 50.
C) increase by 500.
D) remain unchanged.