1. How does the cost of shipping a standard-sized crate relate to the distanceof the destination? Can the cost of shipping be determined using thedistance of the destination? To answer these questions, a PhilippineAirlines statistician used 12 freight invoices randomly drawn andsummarized below.DistanceCharge(in pesos)(hundred ofkilometers)1400200080016001620190062014409001800210075014239171022512616258(n Plot the residual scatter diagram for the data.

Given data Distance charge 14 1400 23 2000 9 800 17 1600 10 1620 22 1900 5 620…

Answered: 1. How does the cost of shipping a…

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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3. The Office of Coal, Nuclear, Electric and Alternate Fuels reported the following data as the costs (in cents) of the average revenue per kilowatt- hour for sectors in Arkansas: 6.61 7.61 6.99 7.48 5.10 7.56 6.65 5.93 7.92 5.52 7.47 6.79 8.27 7.50 7.44 6.36 5.20 5.48 7.69 8.74 5.75 6.94 7.70 6.67 4.59 5.96 7.26 5.38 8.88 7.49 6.89 7.25 6.89 6.41 5.86 8.04 a. Prepare a grouped frequency distribution for the average revenue per kilowatt-hour using class boundaries 4, 5, 6, 7, 8, 9 b. Find the class width. c. List the class midpoints d. Construct a relative frequency histogram of these data.
A statistics instructor asks each student in his classes to report how much the student spent on textbooks for the semester. The figures reported by students are shown below. 725 735 555 420 385 480 505 270 405 285 585 450 515 560 500 395 545 595 365 455 505 345 555 485 560 475 520 455 355 590 550 495 505 505 495 465 370 355 480 385 515 605 480 410 485 560 475 350 465 435 455 380 320 535 565 520 510 495 485 650 490 295 555 540 565 490 570 380 610 600 390 375 390 335 525 445 540 490 485 555 440 560 405 590 520 470 560 510 340 385 585 635 415 455 590 385 505 510 545 405 470 560 495 515 495 595 565 615 470 680 465 470 310 470 505 465 375 360 650 460 560 500 375 500 370 415 490 440 470 525 535 640 385 475 425 595 505 365 485 495 390 380 585 690
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Rank Player Money ($) Scoring Average DrDist DrAccu GIR 1 Vijay Singh 6,601,094 70.27 297.8 59.45 68.45 2 Phil Mickelson 5,188,875 70.28 295.7 55.27 65.81 3 Sergio Garcia 4,858,224 70.6 294.6 59.39 67.06 4 Kenny Perry 4,663,794 70.21 296 61.97 67.47 5 Anthony Kim 4,656,265 70.22 300.9 58.34 65.78 6 Camilo Villegas 4,422,641 70.6 293.3 58.15 64.6 7 Padraig Harrington 4,313,551 70.7 296.3 59.37 60.67 8 Stewart Cink 3,979,301 70.65 296.9 55.27 66.94 9 Justin Leonard 3,943,542 70.41 281.4 67.72 66.61 10 Robert Allenby 3,606,700 70.64 291.7 65.64 70.4 11 Jim Furyk 3,455,714 70.56 280.4 69.37 66.78 12 Ryuji Imada 3,029,363 71.13 278.6 59.64 61.39 13 Mike Weir 3,020,135 70.68 284.8 62.46 64.62 14 Geoff Ogilvy 2,880,099 71.38 292.1 58.18 61.89 15 K.J. Choi 2,683,442 71.01 286.1 61.38 65.48 16 Ben Curtis 2,615,798 70.96 284.7 67.2 63.45 17 Kevin Sutherland 2,581,311 70.22 291 61.93 68.2 18 Trevor Immelman 2,566,199 71.85 291.3 62.45 63.07 19 Ernie Els…
A company's price/earnings (P/E) ratio is the company's current stock price divided by the latest 12 months' earnings per share. Suppose the following table shows the P/E ratios for a sample of 10 Japanese companies and 12 U.S. companies. Japan United States P/E Ratio P/E Ratio 155 12 26 23 18 23 127 45 36 21 215 13 63 26 664 13 35 26 68 38 17 13 Is the difference between the P/E ratios for the two countries significant? Use the MWW test and a = 0.01 to support your conclusion. State the null and alternative hypotheses. H: Median for Japanese companies - Median for U.S. companies 20 H: Median for Japanese companies - Median for U.S. companies 0 H₂: Median for Japanese companies - Median for U.S. companies = 0 ⒸH: Median for Japanese companies - Median for U.S. companies ≤ 0 H₂: Median for Japanese companies - Median for U.S. companies > 0 OH: The two populations of P/E ratios are not identical. H: The two populations of P/E ratios are identical. ⒸH: The two populations of P/E ratios…
Which of the following statements is incorrect ? A. A categorical variable may produce ordinal data . B. Nominal data may be described as quantitative. C. A discrete numerical variable may produce ratio scale data. D) Ordinal data may be described as qualitative .
The following data represent the inventory figures for 55-gallon fish tanks at an aquarium. 55-Gallon Fish Tanks Inventory Amount January 1 Beginning Inventory 46 units @ $38.00 March 12 Purchase 70 units @ $36.50 July 19 Purchase 135 units @ $39.70 September 2 Purchase 65 units @ $41.75 Fish Tanks Available for Sale: Cost of Tanks Available for Sale: (a) How many fish tanks did the aquarium have available for sale? fish tanks (b) Calculate the total cost (in $) of the tanks available for sale. $ (c) If physical inventory on December 31 showed 88 tanks on hand, calculate their dollar value by using FIFO. $ (d) Calculate the value of the 88 tanks by using LIFO (in $). $ (e) Calculate the dollar value of the 88 tanks by using the average cost method (Round your answer to the nearest cent). $
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Jermaine developed a new test to measure IQ. He claimed that using his test, someone with an IQ of 180 would be considered twice as intelligent as someone with an IQ of 90 and that someone with an IQ of 90 was three times as intelligent as someone with an IQ of 30. Jermaine's test treats IQ as Select one: a. a ratio variable b. an interval variable c. an ordinal variable d. a nominal variable
Indiana's DOT announces a goal to reduce their motor vehicle death rate so that it is proportional to Illinois. How many deaths would Indiana be able to have to achieve this goal... Indiana deaths...693...populatin...6 million Illinois deaths...911...population...12.4 million
A congressperson wants to come up with a single value to describe the prices of homes in their district. However, their district consists of a few homes that are extremely expensive compared to the others. Which descriptive statistic should they use? a. Range b. Mode c. Median d. Mean
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