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A weighing process has an upper specification of 1.841 grams and a lower specification of 1.699 grams. A sample of parts had a mean of 1.77 grams with a standard deviation of 0.024 grams. Round your answer to five decimal places. What standard deviation will be needed to achieve a process capability index of 2.0 ? A police station had to deploy a police officer for an emergency multiple times in the last four evenings. The table below shows umber of emergencies each evening. (Round your answers to 3 decimal places.) a. Complete the "Forecast for tomorrow" column in the table above. Use an exponential smoothing forecasting approach, with a=0.1 and a forecast for Monday of 10 . (Round your answer to 3 decimal places.) b. What would be their forecast for Friday using the same exponential smoothing forecasting approach