Using the data in the table and the least squares method the demand

Using the data in the table and the least squares

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Using the data in the table and the least squares method, the demand relationship is: ? = 8.08 − .49? + .81?. ? = ? − ?? + ?𝐼 The Statistical Approach to Demand Estimation
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44 of 50 Price and quantity data can be used to determine the form of a demand relationship. But the same data could describe a single demand curve D or three demand curves d 1, d 2, and d 3 that shift over time. ESTIMATING DEMAND F IGURE 4.19
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