The following table shows the past two years of quarterly sales information. Assume that there are...

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The following table shows the past two years of quarterly sales information. Assume that there are both trend and seasonal fa

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2) 191 3) 158 136 Sales for cast on time series basis Qty 1101 le Coresponding 5) 217 6) 234 5) 210 & Increase in Sales 34.78

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