Recently, a manager for a major retailer computed the following seasonal indexes: The manager then developed the following least squares trend model based on the past five years of quarterly data: = 200 + 11.5t. Based on this, the seasonally adjusted forecast for quarter 25, which is the winter quarter, is 489.11

Question

Recently, a manager for a major retailer computed the following seasonal indexes:  The manager then developed the following least squares trend model based on the past five years of quarterly data: = 200 + 11.5t. Based on this, the seasonally adjusted forecast for quarter 25, which is the winter quarter, is 489.11

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The Answer of Recently, a manager for a major retailer computed the following seasonal indexes:  The manager then developed the following least squares trend model based on the past five years of quarterly data: = 200 + 11.5t. Based on this, the seasonally adjusted forecast for quarter 25, which is the winter quarter, is 489.11

Recently, a Manager for a Major Retailer Computed the Following