The table to the right contains price-demand and total cost data for the production of projectors, where p is the wholesale price (in dollars) of a projector for an annual demand of x projectors and C is the total cost (in dollars) of producing x projectors. Answer the following questions (A)- (D). 270 420 540 830 P(S) 559 385 147 68 C(S) 118,000 134 500 155,000 198.000 (A) Find a quadratic regression equation for the price-demand data, using x as the independent variable.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.