General Motors wants to forecast new car sales for the next year. The number of cars sold in a year is known to be a random variable with  distribution, where (J is the unemployment rate during the...

General Motors wants to forecast new car sales for the next year. The number of cars sold in a year is known to be a random variable with
 distribution, where (J is the unemployment rate during the year. The prior density for 8 next year is thought to be (approximately) .N'(0.06, (0.01)2). What is the distribution of car sales for next year? (That is, find the marginal or predictive distribution of car sales next year.)