The following partial minitab printout of a regression, Ask an Expert

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The following partial minitab printout of a regression analysis where x is the number of calories per serving and y is the number of grams of sugar per serving for a random sample of high-fiber cereals. (Source: Consumer Reports)

The regression equation is

Sugar = 0.9 + 0.0821 Calories

Predictor Coef SE Coef T P

Constant 0.93 18.93 0.05 0.962

Calories 0.08214 0.09608 0.85 0.413

S = 4.15116 R-Sq = 6.8% R-Sq(adj) = 0.0%

Using alpha = 0.05 answer the questions below:

Is there reason to believe ther eis a lack of fit? enter yes or no.

Is the equation useful for predicting grams of sugar per serving given calories per serving?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91001217

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