10 We have been assigned to forecast the number of aircraft engines ordered each month by Engine...

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10 We have been assigned to forecast the number of aircraft engines ordered each month by Engine Company.

At the end of February, the forecast is that 100 engines will be ordered during April. During March, 120 engines are ordered.

a Using a  0.3, determine (at the end of March) a forecast for the number of orders placed during April.

Answer the same question for May.

b Suppose at the end of March, MAD  16. At the end of March, we are 68% sure that April orders will be between _____ and _____.

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