Question 3 a) You and your friends have started a new business in selling gaming chairs and achieve the following sales

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Question 3 A You And Your Friends Have Started A New Business In Selling Gaming Chairs And Achieve The Following Sales 1 (50.41 KiB) Viewed 30 times

Question 3 a) You and your friends have started a new business in selling gaming chairs and achieve the following sales figures: Month March April May June July August Prepare forecasts for June through September using an exponential smoothing model with a = 0.4. Assume the forecast for May was 1900. (4 marks) b) The following table lists the number of housing loans approved by a bank, along with the loan interest rates. Month 1 237 Demand 356 1250 1836 2876 3458 4670 4 5 6 7 8 9 10 Interest Rate 6% 4% 3% 8% 9% 5% 10% 7% 5% 11% Number of Loans 21 31 36 Show all your workings clearly. 18 16 23 16 21 27 9 i) Develop a regression forecast model using the interest rate as the predictor (i.e. independent) variable. (12 marks) ii) How many loans should the bank expect to make if the interest rate is 9.5% ? 6.5% ? Do these results make sense? (3 marks)