Leyland motors can service an average 5 cars per hour, and the owner of leyland motors wants to know the probability of various customer arrival rates. given the average arrival rate of 4 customers per hour, the owner uses the poisson distribution to calculate the probabilities of various customer arrivals per hour.

what is the probability that there will be more than 5 customers arriving within 1 hour?

answer; interviews;

answer; (a) calling people who have not shown interest in the product and asking them to buy it;

c is the correct answer.

a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.