5. Using Table 2.10(d), find the mean wage of the70 employees at the P&R CompanyTable 2.10(d)WagesFrequency$250.00–$259.998260.00–269.9910270.00–279.9916280.00–289.9915290.00–299.9910300.00–319.998320.00–379.993Total70

Given data, Class Lower limit Upper limit Midpoint (M) Frequency(fi) Mi*fi 250-259.99 250…

Answered: age pioy Table 2.10(d) Wages Frequency…

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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Construct a confidence interval for ud, the mean of the differences d for the population of paired data. Assume that the population of paired differences is normally distributed. If d = 3.125, Sd = 2.911, and n = 8, determine a 95 percent confidence interval for ud. 0.691 Hd <3.986 O 2.264 < d < 3.986 O 2.264 < d < 5.559 O 0.691 < d < 5.559
7. STATISTICS A class of 32 students participated in running a 400 m race in preparation for their sports day. The time, in seconds, taken by each student is recorded below. 83 34 36 @ (b) 58 82 85 82 81 80 34 82 32 72 98 73 50-54 55-59 60-64 65-69 70-74 75-79 80-84 61 78 71. Copy and complete the frequency table to represent this data. Time in seconds Frequency 3 4 6 Using the raw scores, determine the range for the data. 77887 100
77.5 >> 84 :The data given below shows the cumulative frequency of students' grades in a class 72.5> 64 |67.5 > 46 62.5> 19 57.5> 6 Grades Cumulative Frequency Reference: freq The best graph for representing the data shown in the previous table is called .frequency polygon .A O histogram.BO .time series graph.CO .ogive.DO
Ages Number of students 15-18 19-22 23-26 27-30 31-34 9 8 4 7 6 7 Relative Frequency 196 196 96 96 96 35-38 Give your answers as a percents, rounded to one decimal place. 96
Match the class with the relative frequency by reading the graph. 100% Relative Commulative Frquency 90% 80% 70% 60% 50% 40% 30% 20% 10% Relative Cumulative Frequency Palygon -0.5 10.5 21.5 32.5 43.5 54.5 65.5 76.5 87.5 Class Boundaries 54.5-65.5 21.5-32.5 1. 0% 65.5-76.5 2 10% 76.5-87.5 3. 20% -0.5-10.5 4. 30% 10.5-21.5 5, 40% 6. 50% 43.5-54.5 32.5-43.5
frequency distribution based on sales per unit Classes Frequency 0-0.5 10 0.5-1 40 1-1.5 25 1.5-2 12 2-2.5 6 2.5-3 4 3-3.5 2 3.5-4 1 Total 100 40 12 6 those are incorrect and I am having trouble coming up with the correct answer?? Please advise
Earnings class Frequency Relative Frequency Cumulative Relative Frequency $0 ≤ Bill < $60 99 0.5294 0.5294 $60 ≤ Bill < $120 79 0.4225 0.9519 $120 ≤ Bill < $180 3 0.0160 0.9679 $180 ≤ Bill < $240 2 0.0107 0.9786 $240 ≤ Bill < $300 0 0.0000 0.9786 $300 ≤ Bill 4 0.0214 1 Construct a relative frequency histogram and an ogive for the bill data of male students, using the frequency distribution table
Customer Day Mon Browser Time (min) Pages Viewed Amount Spent ($) 1 Chrome 12.0 4 54.52 2 Wed Other 19.5 94.90 3 Mon Chrome 8.5 4 26.68 4 Tue Firefox 11.4 2 44.73 Chrome Firefox Wed 11.3 4 66.27 Sat 10.5 67.80 7 Sun Chrome 11.4 36.04 8 Fri Firefox 4.3 55.96 9 Wed Firefox 12.7 3 70.94 10 Tue Chrome 24.7 7 68.73 11 Sat Other 13.3 6. 54.04 12 Sun Firefox 14.3 48.05 13 Sun Other 11.7 7 64.16 14 Mon Firefox 24.4 10 158.51 15 Fri Chrome 8.4 3 84.12 16 Thu Chrome 9.6 4 59.20 17 Thu Chrome 23.3 7 91.62 18 Mon Chrome 14.0 126.40 19 Fri Other 5.6 4 68.45 20 Wed Chrome 15.1 5 32.69 21 Sat Firefox 16.3 5 78.58 22 Tue Chrome 10.2 6. 74.43 23 Sun Chrome 8.0 3 32.73 24 Tue Firefox 8.0 2 48.66 25 Fri Firefox 9.6 3 54.66 26 Wed Chrome 11.0 40.54 27 Sat Chrome 16.9 5 34.69 28 Sat Firefox 6.0 4 27.91 29 Fri Firefox 32.9 10 155.30 30 Mon Other 11.8 9 120.25 31 Thu Chrome 7.1 41.20 32 Fri Firefox 18.0 8 134.40 33 Sun Chrome 11.8 37.17 34 Fri Chrome 9.1 3 52.09 71.81 59.99 35 Tue Chrome 7.8 5 36 Mon Firefox…
103. U.S. Cigarette Consumption The following table lists the number of cigarettes in billions consumed in the United States for selected years Year 1900 1940 1980 2010 Cigarettes 3 182 632 315 Source: Department of Health and Human Services. a. Find the average rate of change during each time period. b. Interpret the results.
Hours Cumulative Percent Frequency per week Frequency 1-14 36 14.4 15-29 38 30-44 49.6 45-59 63.2 60-75
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age pioy Table 2.10(d) Wages Frequency $250.00–$259.99 8 260.00–269.99 10 270.00–279.99 16 280.00–289.99 15 290.00–299.99 10 300.00–319.99 L00