Speedy Oil change has recorded the number of maintenance check ups on a customer's car during...
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Speedy Oil change has recorded the number of maintenance check ups on a customer's car during the previous year and the amount of repair bills on that car for the previous year. The data set is shown below. 2 3 4 5 5 1 6 3 475 200 500 130 260 SumXY = 4010 Customer 1 Number of maintenance check ups 2 Repair Bill totals Given: n = 5 SumX = 17 SumY = 1565 m = -76.22 b= 572.15 a) Calculate the Standard Error of Estimate b) Interpret the Standard Error of Estimate (1 marks) (2 marks) SumX² = 75 Sumy² = 600,125 Speedy Oil change has recorded the number of maintenance check ups on a customer's car during the previous year and the amount of repair bills on that car for the previous year. The data set is shown below. 2 3 4 5 5 1 6 3 475 200 500 130 260 SumXY = 4010 Customer 1 Number of maintenance check ups 2 Repair Bill totals Given: n = 5 SumX = 17 SumY = 1565 m = -76.22 b= 572.15 a) Calculate the Standard Error of Estimate b) Interpret the Standard Error of Estimate (1 marks) (2 marks) SumX² = 75 Sumy² = 600,125
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The image you provided shows a data table from an oil change company and lists several provided sums for the data such as the sum of the number of mai... View the full answer
Related Book For
Business Statistics A Decision Making Approach
ISBN: 9780133021844
9th Edition
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
Posted Date:
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