Question: please help out with this problem, thanks in advance! Centerville Bikes and Stulf (CBS) setis motorcycles and accessories. The number of helmets sold by cBS

please help out with this problem, thanks in advance!

Centerville Bikes and Stulf (CBS) setis motorcycles and accessories. The number of helmets sold by cBS per week for the past six weeks follows. Using the naive method (most recent value) as the forecast for the next week, compute the following measures of forncast accuracy. (a) mean absolute error MAE = (b) mean squared error MSE = (c) Inean absolute percentage error (Round your answer to two decimal places.) MAPE= (d) What is the forecast for week 7

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