QUESTION 13 1 points Save Answe Not included in the table below is a diamond wit

Question

QUESTION 13 1 points Save Answe Not included in the table below is a diamond with a weight of 1.50 carats. Find the regression equation, letting the first variable be the predictor variable. Find the best predicted price for this diamond by following the prediction procedure summarized in Figure 10-5 (page 521). Is the result close to the actual price of $16,0977 Weight 0.3 510 0.4 1151 0.5 1343 0.5 1410 0.7 2277 Price 5669 y 10800 + 2900x, best predicted value is $15,150, the predicted value is close to the actual price of $16.097 2010+7180x, best predicted value is $8,760, the predicted value is far from the actual price of $16.097 y -5100 + 2900x, best predicted value is $9,450, the predicted value is close to the actual price of $16,097 y- -2010+7180x, best predicted value is $15,734, the predicted value is close to the actual price of $16.097 5100+ 2900x, best predicted value is $16,450, the predicted value is close to the actual price of $16.097 Click Save and Submit to save and submit. Click Save All Answers to save all answers Save All Answers Save and Submit maternity sheldonzip DSC_1506.jpg DSC 1490jpg DSC 1488jpg Show 12

Explanation / Answer

We get

y = -2010+7180x ( Rounded nearest ten)

Option D is Correct

SUMMARY OUTPUT Regression Statistics Multiple R 0.9676369 R Square 0.9363211 Adjusted R Square 0.9204014 Standard Error 523.84505 Observations 6 ANOVA df SS MS F Significance F Regression 1 16139685.45 16139685 58.815172 0.00155411 Residual 4 1097654.553 274413.64 Total 5 17237340 Coefficients Standard Error t Stat P-value Lower 95% Intercept -2006.9787 571.8049761 -3.5099008 0.0246741 -3594.56385 X Variable 1 7177.021 935.8355664 7.669105 0.001554 4578.7252

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