As a professional forecaster, you are provided by your junior the output presented in Figure below for the retail sales model. Identify the fitted model by your junior and is the right model fitted to the data? Why? Write the mathematical form of your recommended (correct) model? 200,000 150,000 - 100,000 -50,000 -0 40,000- 20,000 0- -20.000 Residual Actual - Fitted --50,000

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Q: The mean height of Grade III pupils is 138 cm with a standard deviation of 8 cm. If a sample of 30…

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