Scatterplot of X1_selling price against X5_distance (Data) Goodyear, Arizona, Real Estate Sales Data 9v*80c X1_selling price = 296.3386-4.7425*x 360 340 X5_distance:X1_selling price: y= 296.3386 - 4.7425*x r=-0.4798, p 0.00001; r=0.2302 320 300 280 260 240 220 200 180 8. 160 140 120 100 6 8 10 12 14 16 18 20 24 26 28 30 X5_distance 1.1 (Refer to the scatterplot of X, versus Xs.) (a) Give and interpret Pearson's r (b) Give and interpret the coefficient of determination r? (c) Is there a significant correlation (linear relationship) between the selling price (X1) and the distance from the city center (Xs)? (Yes/No; justify your answer) 22 lo O 00 X1 selling price
Scatterplot of X1_selling price against X5_distance (Data) Goodyear, Arizona, Real Estate Sales Data 9v*80c X1_selling price = 296.3386-4.7425*x 360 340 X5_distance:X1_selling price: y= 296.3386 - 4.7425*x r=-0.4798, p 0.00001; r=0.2302 320 300 280 260 240 220 200 180 8. 160 140 120 100 6 8 10 12 14 16 18 20 24 26 28 30 X5_distance 1.1 (Refer to the scatterplot of X, versus Xs.) (a) Give and interpret Pearson's r (b) Give and interpret the coefficient of determination r? (c) Is there a significant correlation (linear relationship) between the selling price (X1) and the distance from the city center (Xs)? (Yes/No; justify your answer) 22 lo O 00 X1 selling price
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Transcribed Image Text:Scatterplot of X1_selling price against X5_distance
(Data) Goodyear, Arizona, Real Estate Sales Data 9v*80c
X1_selling price = 296.3386-4.7425*x
360
340
X5_distance:X1_selling price: y= 296.3386 - 4.7425*x
r=-0.4798, p 0.00001; r=0.2302
320
300
280
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180
8.
160
140
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100
6
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X5_distance
1.1 (Refer to the scatterplot of X, versus Xs.)
(a) Give and interpret Pearson's r
(b) Give and interpret the coefficient of determination r?
(c) Is there a significant correlation (linear relationship) between the selling price (X1) and the distance from the
city center (Xs)? (Yes/No; justify your answer)
22
O o
lo
O 00
X1 selling price
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