1. An online retailer needs to manage the amount of time needed to…

Question Answered step-by-step 1. An online retailer needs to manage the amount of time needed to… 1. An online retailer needs to manage the amount of time needed to select the ordered items and assemble them for shipping. In order to assess the amount of time his assemblers devote to this task, the retailer takes a random sample of 100 orders and records the number of items in each order and the time needed to assemble the shipment.a. Plot the data on a scatter plot. Is the assumption of linearity satisfied?b. Fit a least-squares regression line and interpret the coefficients.c. Consider a transformation of the data to better fit the assumption of linearity. What transformation do you choose and why?d. Fit a least-squares regression line to the transformed data.e. Which model provides a better fit to the data? Justify your answer.f. Predict the amount of time needed to assemble a package containing 13 items using both models.’NoItems’ ‘Time’1 4.81 14.71 13.71 9.51 2.41 11.82 10.52 122 14.32 16.42 17.93 14.53 16.73 20.13 16.83 20.83 26.83 12.93 133 15.44 10.84 20.34 22.34 204 21.94 20.74 20.94 19.94 17.15 19.15 17.25 18.15 17.95 12.96 19.66 27.96 22.26 23.26 17.56 15.36 21.87 17.97 20.17 18.97 29.37 21.58 26.58 28.28 25.18 26.18 28.28 22.39 21.89 25.59 24.49 18.19 26.710 24.610 30.110 21.510 25.210 28.210 22.611 31.311 27.211 28.811 29.712 34.312 27.912 29.712 28.714 34.614 3815 2816 3717 32.518 39.518 3918 3719 35.520 38.321 4422 39.623 42.324 34.625 44.925 47.425 49.226 45.827 4427 46.130 42.930 48.331 4637 48.239 54.740 49.941 55.445 57.146 52.4  Math Statistics and Probability MATH 101 Share QuestionEmailCopy link Comments (0)

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