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In: Statistics and Probability

(1 point) The table below shows (lifetime) peptic ulcer rates (per 100 population), U U ,...

(1 point) The table below shows (lifetime) peptic ulcer rates (per 100 population), U U , for various family incomes, x x , as reported by the 1989 National Health Interview Survey. Income 4000 6000 8000 12000 16000 20000 30000 45000 60000 & Ulcer rate 14.6 14.4 14.2 12.6 13.1 12.1 11.8 9.8 8.4

(a) Find the equation of the regression line. Ulcer rate, U(x)= .

(b) Estimate the peptic ulcer rate for an income level of x0= 29000 according to the linear model in part (a) ulcer rate, U(x0)=

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