A restaurant owner developed a survey to assess whether there was a predictive linear relationship between the quality rating of a restaurant and...

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132 108 102 115 128

a.    Develop a scatter diagram of these data.

b.    What does the scatter diagram developed in part (a) indicate about the relationship between the two variables?

c.    Try to approximate the relationship between x and y by drawing a straight line through the data.

d.    Develop the estimated regression equation by computing the values of b0 and b1 using equations. You may use the textbook and Excel as well.  

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