Calculate the coefficient of correlation

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Reference no: EM132293350

Tom lso has a new job selling ice cream cones. The table shows the average outside temperature in degrees along with number of ice cream sales for each week: Temperatures: (80, 85, 94, 76) Ice Cream Sales: (50, 60, 125, 44)

A) Develop the regression equation.

B) If the outside temperature were going to average 110 degrees next week, what would the forecast be for ice cream sales?

C) If the outside temperature were going to average 70 degrees next week, what would the forecast be for ice cream sales?

D) Calculate the coefficient of correlation and the coefficient of determination and explain, what their results mean?

E) Calculate the standard error of the estimate and explain what the result means?

Reference no: EM132293350

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