Management at Jagoda Wholesalers, in Calgary, Canada, has used time-series regression based on point-of-sale data to forecast sales for the next 4 quarters. Sales estimates are $100,000, $120,000, $140,000, and $160,000 for the respective quarters. Seasonal indices for the four quarters have been found to be1.30, .90, .70, and 1.10, respectively.

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Management at Jagoda Wholesalers, in Calgary, Canada, has used time-series regression based on point-
of-sale data to forecast sales for the next 4 quarters. Sales estimates are $100,000, $120,000, $140,000,

and $160,000 for the respective quarters. Seasonal indices for the four quarters have been found to be
1.30, .90, .70, and 1.10, respectively.

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