Strategic Management relates a study in economies of scale in the paper industry, the data is found in the following table.50 60 73 82 90 215 215 230 260y 1.8 1.6 1.5 1.25 0.95 0.60 0.50 0.54A. Determine the best-fitting line using least squares and the square of the correlation coefficient.The best-fitting line is W(x) =The square of the correlation coefficient is r² =B. Is there an advantage is using a large machine? Pick the correct answer.O The larger the machine, the less the employee-hours.O The larger the machine, the more employee-hours.O The smaller the machine, the less the employee-hours.O The larger the machine, the employee-hours do not change.C. What does this model predict the employee hours per ton will be when the weighted average machine size in tons per hours is 10 million units? (Use 4 decimal placed in your answer.)For 10 million units, the model predictsemployee-hours.D. What does this model predict the weighted average machine size will be is the employee-hours per ton is 1.00? (Round to the nearest ton.)The machine will maketons for 1 employee-hour per ton.

Given:- Strategic Management relates to a study in economies of scale in the paper…

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Statistics students in Oxnard College sampled 10 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data are shown below: Number of Pages (x) Cost(y) 430 56.6 392 50.04 944 129.28 721 92.52 355 42.6 327 50.24 623 81.76 877 106.24 260 50.2 862 122.44 A student calculates a linear model y = x + - (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 538. Cost = $ (Please show your answer to 2 decimal places.)
Statistics students in Oxnard College sampled 9 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data is shown below, Number of Pages (�) Cost(�) 989 107.9 703 81.3 780 87 298 40.8 382 52.2 395 45.5 664 86.4 803 97.3 279 31.9 Click to Copy-and-Paste DataA student calculates a linear model� = � + . (Please show your answers to two decimal places)Use the model above to estimate the cost when the number of pages is 271Cost = $ (Please show your answer to 2 decimal places.)
Statistics students in Oxnard College sampled 10 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data are shown below: Number of Pages (2) Cost(y) 798 57.86 328 26.96 776 65.32 660 61.2 740 57.8 750 55.5 656 63.92 906 80.42 853 61.71 741 58.87 A student calculates a linear model . (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 386. Cost = $ (Please show your answer to 2 decimal places.)
Waiting times (in minutes) of customers at a bank where all customers enter a single waiting line and a bank where customers wait in individual lines at three different teller windows are listed below. Find the coefficient of variation for each of the two sets of data, then compare the variation. Bank A (single line): 6.4 6.7 6.7 6.8 7.1 7.3 7.3 7.6 7.7 7.7 o 4.3 5.3 5.9 6.3 6.7 7.6 7.8 8.5 9.3 9.8 Bank B (individual lines): The coefficient of variation for the waiting times at Bank A is %. (Round to one decimal place as needed.) The coefficient of variation for the waiting times at the Bank B is %. (Round to one decimal place as needed.) Is there a difference in variation between the two data sets? O A. There is no significant difference in the variations. O B. The waiting times at Bank B have considerably less variation than the waiting times at Bank A. O C. The waiting times at Bank A have considerably less variation than the waiting times at Bank B. Ans
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Statistics students in Oxnard College sampled 11 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The data are shown below: Number of Pages (r) Cost(y) 743 83.87 377 50.93 448 46.32 940 89.6 677 85.93 390 60.1 357 56.13 509 52.81 732 71.88 746 84.14 891 99.19 A student calculates a linear model using technology (Statistics Calculator or Computer) = (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 950. Cost = S (Use the linear model with yor rounded coefficients and then round your answer t 2 decimal places.) Submit Question hp
Strategic Management relates a study in economies of scale in the paper industry. the data is found in the following table. x 50 60 73 82 90 215 230 260 y 1.8 1.6 1.5 1.25 0.95 0.60 0.50 0.54 Here x is the weighted average machine size in tons per hour, and y is the employee-hours per ton.A. Determine the best-fitting line using least squares and the square of the correlation coefficient.The best-fitting line is W(x) = .The square of the correlation coefficient is r2 = .B. Is there an advantage to using a large machine? Pick the correct answer. The larger the machine, the less employee-hours.The larger the machine, the more the employee-hours. The smaller the machine, the less the employee-hours.The larger the machine, the employee-hours do not change. C. What does this model predict the weighted average machine size will be is the employee-hours per ton is 1.00? (Round to the nearest ton.)The machine will make tons for 1 employee-hour per ton.
Statistics students in Oxnard College sampled 10 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data are shown below: Number of Pages (x) Cost(y) 586 78.6 855 95.5 936 118.6 912 115.2 659 81.9 317 55.7 893 100.3 941 103.1 209 39.9 248 39.8 A student calculates a linear model y = x + Use the model to estimate the cost when number of pages is 208. Cost = $ (Please show your answer to 2 decimal places.) (Please show your answers to two decimal places)
Statistics students in Oxnard College sampled 11 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The data are shown below: Number of Pages (x) Cost(y) 836 75.88 695 62.6 565 40.2 990 85.2 231 27.48 383 33.64 370 25.6 638 55.04 526 42.08 752 63.16 845 78.6 A student calculates a linear model using technology (Statistics Calculator or Computer) (Please show your answers to two decimal places) %3D Use the model to estimate the cost when number of pages is 833. Cost = $ (Use the linear model with yor rounded coefficients and then round your answer to 2 %3D decimal places.)
Let x be the average number of employees in a group health insurance plan, and let y be the average administrative cost as a percentage of claims. x 3 7 15 32 75 y 40 35 30 26 18 (a) Make a scatter diagram of the data and visualize the line you think best fits the data. Flash Player version 10 or higher is required for this question. You can get Flash Player free from Adobe's website. (b) Would you say the correlation is low, moderate, or strong? positive or negative? strong and negative moderate and negative strong and positive low and negative low and positive moderate and positive (c) Use a calculator to verify that Σx = 132, Σx2 = 6932, Σy = 149, Σy2 = 4725, and Σxy = 2997. Compute r. (Round your answer to three decimal places.)r = As x increases, does the value of r imply that y should tend to increase or decrease? Explain. Given our value of r, we cannot draw any conclusions for the behavior of y as x increases. Given our value of r, y should tend to…
Post secondary education information was examined for a random selection of states. The data below show the number of community colleges in the number of universities for each particular state. Community: 12, 17, 13, 10, 8 University: 4, 6, 5, 4, 3 A. Create a scatterplot of the given data sets B. Find the correlation coefficient of the sets of data. C. Create the equation of the regression line for the data and evaluate it when X=300.
Statistics students in Oxnard College sampled 11 textbooks in the Condor bookstore and recorded the number of pages in each textbook and its cost. The bivariate data are shown below: Number of Pages (x) Cost(y) 724 122.6 379 61.85 782 112.3 250 48.5 390 61.5 574 100.1 325 60.75 894 131.1 396 74.4 450 76.5 827 133.05 A student calculates a linear model (Please show your answers to two decimal places) y = Use the model to estimate the cost when number of pages is 992. x + Cost = $ (Please show your answer to 2 decimal places.)

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