Determine an appropriate mathematical function to model the global production rate of plastics using the information Year Global plastic production (tonnes-year197546,000,00064,000,00072,000,00086,000,000104,000,000120,000,000137,000,000168,000,000202,000,000231,000,000263,000,000281,000,000325,000,000367,000,0001978198119841987199019931996199920022005200820112014Table 2: Data for the annual global rate of plastic production from 1975–2014, sourced from [2] via

Given is the table for plastics production from year 1975 to 2014 We need to find the appropriate…

Answered: Year Global plastic production…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Year Population 1790 3,929,214 1800 5,308,483 1810 7,239,881 1820 9,638,453 1830 12,866,020 1840 17,069,453 1850 23,191,876 1860 31,443,321 1870 39,818,449 1880 50,155,783 1890 62,947,714 1900 75,994,575 1910 91,972,266 1920 105,710,620 1930 122,775,046 1940 131,669,275 1950 150,697,361 1960 179,323,175 1970 203,302,031 1980 226,545,805 1990 248,709,873 2000 281,421,906 2010 308,745,538 What is the equation of the Least Squares Regression Line for the census data? (need to include correct values for a and b) Using the line, you calculated in number 5, what would you predict the population to have been in 1985? EXPLAIN. Should you use the previously calculated Regression Line to predict population in the year 2200? EXPLAIN.
Year Population 1790 3,929,214 1800 5,308,483 1810 7,239,881 1820 9,638,453 1830 12,866,020 1840 17,069,453 1850 23,191,876 1860 31,443,321 1870 39,818,449 1880 50,155,783 1890 62,947,714 1900 75,994,575 1910 91,972,266 1920 105,710,620 1930 122,775,046 1940 131,669,275 1950 150,697,361 1960 179,323,175 1970 203,302,031 1980 226,545,805 1990 248,709,873 2000 281,421,906 2010 308,745,538 Use excel to calculate the Least Squares Regression Line for the census data? (need to include correct values for a and b) Using the line, you calculated in number 5, what would you predict the population to have been in 1985? EXPLAIN. Should you use the previously calculated Regression Line to predict population in the year 2200? EXPLAIN.
Year Population 1790 3,929,214 1800 5,308,483 1810 7,239,881 1820 9,638,453 1830 12,866,020 1840 17,069,453 1850 23,191,876 1860 31,443,321 1870 39,818,449 1880 50,155,783 1890 62,947,714 1900 75,994,575 1910 91,972,266 1920 105,710,620 1930 122,775,046 1940 131,669,275 1950 150,697,361 1960 179,323,175 1970 203,302,031 1980 226,545,805 1990 248,709,873 2000 281,421,906 2010 308,745,538 Submit a scatterplot of the above data Calculate the correlation (r) for the above data set. What does (r) tell us about the association of this data? EXPLAIN. What does (r) tell us about the strength of the correlation of the above data? EXPLAIN. What is the equation of the Least Squares Regression Line for the census data? (need to include correct values for a and b) Using the line, you calculated in number 5, what would you predict the population to…
Country Birth rate GNP Growth Income ratio Bangladesh 47 140 0.3 2.3 Tanzania 47 280 1.9 3.2 Sierra Leone 46 320 0.4 3.3 Sudan 47 380 -1.3 3.9 Kenya 55 380 2.9 6.8 Indonesia 35 530 4.1 3.4 Panama 30 1910 3.1 8.6 Chile 25 2560 0.7 3.8 Venezuela 35 4220 2.4 4.9 Turkey 33 1540 3.5 4.9 Malaysia 31 1840 4.3 5 Nepal 44 150 0 4.7 Malawi 56 200 2.7 2.4 Argentina 20 2560 1.9 3.6 Test for the joint significance of the coefficients on growth and the income ratio. What other possible explanatory variables do you think it might be worth investigating?
year Income ($) B P1994 6036 85.1 20.41995 6113 87.8 20.21996 6271 88.9 21.31997 6378 94.5 19.91998 6727 99.9 181999 7027 99.5 19.92000 7280 104.2 22.22001 7513 106.5 22.32002 7728 109.7 23.42003 7891 110.8 26.22004 8134 113.7 27.12005 8322 113 292006 8562 116 33.52007 9042 108.7 42.82008 8867 115.4 35.62009 8944 118.9 32.22010 9175 127.4 33.72011 9381 123.5 34.42012 9735 117.9 48.52013 9829 105.4 66.12014 9722 103.2 62.42015 9769 104.2 58.62016 9725 103.7 56.72017 9930 105.7 55.52018 10419 105.5 57.32019 10625 106.5 53.72020 10905 107.3 52.6 Make a forecast of Mr. X's Income for the next five years Make forecast of income for the given values of B =110 and P = 55
Sheet Thickness 1 0.0403 2 0.0693 3 0.0632 4 0.0651 5 0.0534 6 0.0574 7 0.0400 8 0.0515 9 0.0542 10 0.0555 11 0.0512 12 0.0525 13 0.0434 14 0.0392 15 0.0607 16 0.0575 17 0.0637 18 0.0358 19 0.0455 20 0.0319 21 0.0578 22 0.0488 23 0.0402 24 0.0318 25 0.0447 26 0.0306 27 0.0325 28 0.0542 29 0.0416 30 0.0517 31 0.0448 32 0.0520 33 0.0495 34 0.0525 35 0.0618 36 0.0571 37 0.0391 38 0.0655 39 0.0568 40 0.0370 41 0.0505 42 0.0425 43 0.0611 44 0.0491 45 0.0574 46 0.0603 47 0.0420 48 0.0616 49 0.0463 50 0.0340 51 0.0609 52 0.0457 53 0.0409 54 0.0367 55 0.0713 56 0.0576 57 0.0515 58 0.0549 59 0.0325 60 0.0470 61 0.0203 62 0.0379 63 0.0442 64 0.0384 65 0.0409 66 0.0358 67 0.0442 68 0.0538 69 0.0486 70 0.0317 71 0.0529 72 0.0449 73 0.0437 74 0.0384 75 0.0400 76 0.0397 77 0.0486 78 0.0296 79 0.0548 80 0.0407 81 0.0552 82 0.0412 83…
Earnings and Height Earnings Height Sex 84004.75 59 0 84075.75 59 0 7822.854004 59 0 84110.75 59 0 84098.75 60 0 44138.16016 60 0 17116.26367 60 0 84070.75 60 0 84058.75 60 0 84089.75 60 0 38917.33594 60 0 33729.96875 60 0 44165.16016 61 0 33715.96875 61 0 49407.10938 61 0 84118.75 61 0 33613.96875 61 0 28509.38672 61 0 44145.16016 61 0 84033.75 61 0 44218.16016 61 0 33661.96875 61 0 84025.75 61 0 84117.75 61 0 28601.38672 61 0 33784.96875 61 0 49462.10938 61 0 33632.96875 62 0 18198.8418 62 0 44153.16016 62 0 83967.75 62 0 83994.75 62 0 44121.16016 62 0 83961.75 62 0 10807.42871 62 0 83980.75 62 0 23410.87305 62 0 38952.33594 62 0 84014.75 62 0 83979.75 62 0 84043.75 62 0 23369.87305 62 0 44170.16016 62 0 84056.75 62 0 44205.16016 62 0 84100.75 62 0 84116.75 62 0 23388.87305 62 0 23400.87305 63 0 49370.10938 63 0 9938.505859 67 1 84063.75 67 1 23422.87305 67 1 38867.33594…
ore analysis reserve
Price Age Mileage13590 6 6148513775 6 5434422991 1 824615303 4 2485616388 3 2210016600 3 2370216987 4 4740118489 2 1688818859 3 3538019857 3 2963411877 9 5579214989 3 4618315900 3 3700916500 4 455219440 9 8690212988 5 7724115777 6 5964710490 9 932418938 10 4822111988 8 42408 The accompanying table shows a portion of data consisting of the price, the age, and the mileage for 20 used sedans. Price Age Mileage 13590 6 61485 13775 6 54344 ⋮ ⋮ ⋮ 11988 8 42408 Determine the sample regression equation that enables us to predict the price of a sedan on the basis of its age and mileage. (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.) [If you are using R to obtain the output, then first enter the following command at the prompt: options(scipen=10). This will ensure that the output is not in scientific…
Income($1000s) HouseholdSize AmountCharged ($) 54 3 4,016 30 2 3,159 32 4 5,100 50 5 4,742 31 2 1,864 55 2 4,070 37 1 2,731 40 2 3,348 66 4 4,764 51 3 4,110 25 3 4,208 48 4 4,219 27 1 2,477 33 2 2,514 65 3 4,214 63 4 4,965 42 6 4,412 21 2 2,448 44 1 2,995 37 5 4,171 62 6 5,678 21 3 3,623 55 7 5,301 42 2 3,020 41 7 4,828 54 6 5,573 30 1 2,583 48 2 3,866 34 5 3,586 67 4 5,037 50 2 3,605 67 5 5,345 55 6…
Expenses MSA Expenses Regular Health MSA Health Regular 413.92 597.83 2 2 150.55 353.84 1 1 287.26 540.03 1 1 609.82 551.42 2 2 358.9 620.41 2 1 317.87 507.36 1 1 415.75 507.05 2 1 256.73 673.14 2 1 429.24 525.77 1 1 0 333.1 2 2 429.23 383.78 1 1 598.42 616.68 1 1 424.7 460.88 1 1 293.94 223.27 1 1 25.5 559.87 1 1 481.93 579.1 1 1 347.73 447.95 1 1 235.12 476.57 1 1 353.91 408.15 1 2 197.22 397.14 1 1 125.61 415.49 1 1 376.86 517.23 1 2 337.36 404.87 1 1 481.22 639.35 1 1 367.8 454.03 1 2 164.3 289.86 2 1 330.54 546.59 1 1 338.36 361.42 1 1 187.62 518.18 2 2 292.97 561.44 1 1 384.85 482.4 1 1 286.55 361.51 1 1 566.91 658.18 2 2 225.1 590.34 2 1 148.96 584.15 1 1 373.36 665.71 1 1 168.28 468.04 1 1 281.64 247.68 1 1 555.2 331.35 1 1 354.1 391.79 1 1 409.97 433.39 1 1 605.43 403.15 1 1 440.25 416.28 2 1 513.88 645.89 1 1 348.7 820.4 1 2 431.81 682.14 1 1 205.47 254.64 1 1 304.87 627.84 1 1…
Time series analysis

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