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The table below shows the profit, P(z), in dollars, from selling r items. P(z) 1 89.8 2 107.8 3 116 6 81.8 40.6 14 440.6 Usin
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- Solutions Given table P(X), Mi) | (x)} xi yi | (2:)} | (=;) 89.8 84.8 22 yi 848 107. 84 215.6 431.2 116 348 louk 81.8 36 4SxxEX * Sxx2 = 2 - 5.834) (5.836? Sxx - 302.91666 Sxe xt = 2 2 2 23 Sytset a 42 58.25 Suzy = { Xiyi ne ý Sying = 84705, 2 -.- Say Sytte - Say Say? Sxx Sx22 - (Ery) er(-814.918) (4758,25)- (-13130.99134) (302,91411) 20.4722) (4759,25) – (302,91666)and As § - Bă - cão A = (-14-3) -(44.481706)(51833) - 6.107151063) (5,83333 A=-236,0922062 So 4 = -236.0972062 +14414.81906)3206 C7 85667 za se consists x = 2X1,16715 x = 1,396 - 38 / (08) -99.63506755 2x l.10715 xa - kq , , , 4 8 2 Scanned with Cam

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