Class (Price in R)Number of cars sold100 000 - 149 9995150 000 - 199 99915200 000 - 249 99918250 000 - 299 99925300 000 - 349 99917350 000 - 399 99911400 000 - 449 999100 Question 9Determine the modal price of the 100 cars sold by the auto dealer during 2020.A R276 000B R273 333C R274 000D R293 333

Solution: 9. The given table of data is

Answered: Class (Price in R) Number of cars sold…

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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ID Cost of Airfares in the US (domestic) 1 146 2 620 3 79 4 299 5 576 6 89 7 589 8 165 9 509 10 23 11 376 12 226 13 462 14 634 15 36 16 226 17 263 18 456 19 390 20 541 21 19 22 329 23 537 24 512 25 423 26 515 27 358 28 110 29 319 30 671 31 561 32 96 33 574 34 385 35 263 36 240 37 449 38 592 39 404 40 119 41 173 42 419 43 495 44 224 45 228 46 616 47 168 48 396 49 524 What if the probability that a domestic airfare is between $300 and $400? What is the cost for the 3% highest domestic airfares? Use Excel functions Dist and Norm.INV to check your answers in Question 2-5.
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58, 66, 97, 89, 86, 72, 81, 70, 92, 95, 73, 79, 88, 68, 90, 82, 78, 93, 89, 71, 72, 84, 98, 59, 86, 90, 74, 82, 58, 64. Interval 50 - 59 Frequency Relative Frequency Cumulative Frequency Cumulative Relative Frequency
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Because the total population in 2050 is much larger than the Comparison of Population in the United States in 1950 and 2050 (in millions of persons) 1950 population, comparing percentages in each age group is clearer than comparing counts. Make a table of the Age Group 1950 2050 percentage of the total population in each age group for both Under 10 years | 29.3 | 56.2 1950 and 2050. 10 to 19 years 21.8 || 56.7 Only one age group in 1950 represents a larger percentage of the population than it does in 2050. For that age group, 20 to 29 years | 24.0 | 56.2 30 to 39 years | 22.8 | 55.9 determine the difference of the percentages between 1950 and 2050. Report your answer to the tenth of a percent. 40 to 49 years 19.3 52.8 50 to 59 years 15.5 || 49.1 60 to 69 years| 11.0 | 45.0 70 to 79 years 5.5 34.5 difference in percentages: % 80 to 89 years 1.6 | 23.7 90 to 99 years 0.1 8.1 100 years and 0.6 over Total 151.1 310.6
The table to the right gives the number of male and female workers earning at or below the minimum wage for several age categories. Complete parts (A) through (D) below. Males at Minimum Wage Males below Minimum Wage Females at Minimum Wage Females below Minimum Wage Totals Workers per Age Group (thousands) 16-19 20-24 25+ 391 162 256 198 106 189 375 165 525 260 208 594 1,224 641 1,564 (A) How many males are of age 20-24 and earn below minimum wage? There are males of age 20-24 earning below minimum wage. (Type a whole number.) (B) How many females are of age 20 or older and earn minimum wage? There are a total of (Type a whole number.) There are females of age 20 or older earning minimum wage. (Type a whole number.) (C) How many workers are of age 16-19 or males earning minimum wage? There are workers who are of age 16-19 or are males earning minimum wage. (Type a whole number.) (D) How many workers earn below minimum wage? workers earning below minimum wage. Totals 809 493 1,065…
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A conductor is mapping a trip and records the distance the train travels over certainties intervals 0.5 hours equals 22.5 files 1 hour equals 45 miles 1.5 miles equal 67.5 what is it's speed
Mid-career Salary (in thousands of dollars) (y) Yearly Tuition (in thousands of dollars) (x) 21 87 21 72 33 92 19 83 17 68 19 98 13 57 31 102 14 58 26 101 11 86 15 45 x: 21, 21, 33, 19, 17, 19, 13, 31, 14, 26, 11, 15 y: 87, 72, 92, 83, 68, 98, 57, 102, 58, 101, 86, 45 1. Find the best fit line for the data. y = + 2. Graph the scatter plot of the data together with the best fit line using R. (This portion of the problem is not graded.) 3. Predict the mid-career salary of a student attending a college with an annual tuition of $33 thousand. %24 thousand

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Class (Price in R) Number of cars sold 100 000 - 149 999 5 150 000 - 199 999 15 200 000 - 249 999 18 250 000 - 299 999 25 300 000 - 349 999 17 350 000 - 399 999 11 400 000 - 449 999 9 100 LO