Example 12. Draw a histogram, frequency polygram and frequency curve representing thefollowing data :Daily Wages (in ₹)No. of workers0-202020-405040-609060-803880-10015

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Answered: Example 12. Draw a histogram, 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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Consider the following frequency table representing the distribution of cost of lunch (in dollars). Step 2 of 2: Determine the cumulative frequency for the fourth class. Answer Cost of Lunch (in Dollars) Class 6.1-6.9 7.0-7.8 7.9-8.7 8.8-9.6 9.7-10.5 Frequency 10 15 3 3 14
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For the first two weeks of the month of January 2022, the daily average of calls for roadside assistance from motorcycle drivers was kept track of. These were the outcomes: Find the Mode: Construct a frequency graph:
5. In a city, the weekly observations made in a study on the cost of the living index are given in the following table: Cost of living index 140-150 150-160 160-170 170-180 180-190 190-200 Total Number of weeks 5 10 20 20 9 60 2 52 Draw a frequency polygon for the data above.
Student # 2 13 14 5 6 Study Hours 2 42 22 24 19 18 19 98 78 70 59 10 88 Given the above data set, what is the range for Exam grade? Note this data set is the same as in the prior question. 51 11 22 19 Exam Grade 55 91 88 88 33 39
The following table is prepared to create a frequency histogram for an Italian restaurant in Wilmington, Delaware, based on the restaurant’s daily revenue data collected in the past 92 days. For example, the frequency of 18 means for 18 of the past 92 days, the daily revenue of this restaurant is between $0 and $2,000. Class (revenue) Frequency $0 to $2,000 18 $2,000 to $4,000 21 $4,000 to $6,000 26 $6,000 to $8,000 --- $8,000 to $10,000 11 $10,000 to $12,000 4 What is the width of each class for this distribution? (a) $10,000 (b) $8,000 (c) $5,000 (d) $2,000 What should be the frequency for the 4th class ($6,000 to $8,000)? (a) 100 (b) 92 (c) 12 (d) 10 What is the percentage of days, i.e., the relative frequency, that the restaurant generated between $2,000 and $4,000 in revenue? (a) 0.100 (b) 0.228 (c) 0.325 (d) 0.500
Exhibit 1 gives a frequency distribution table of age of the individuals who are smokers. a) Using Exhibit 1 above, describe how you would find the age group which contains the median smokers. Specify the age group.
Short Answer Questions 6-9 will use the data below representing a frequency distribution for majors in the School of Liberal Arts and Education. X F Sociology 50 Psychology 40 Criminal Justice 60 Political Science 25 Music 20 Journalism 15 Drama 0 What percentage of students majored in Political Science?
Give answer clearly
The following frequency distribution gives the credit card debt of bank customers. Debt Frequency $0 - $999 100 $1000 - $1999 300 $2000 - $2999 1200 $3000 $3999 1100 $4000 - $4999 600 $5000 $5999 200 Give the class width. (Enter without a dollar sign) O $999 O $1999.50, $2999.50, $3999.50, $4999.50 $1,000 O $4000
2. Plot histogram and polygon diaerat! H.W(1) the data below represent workers' wages: 10 21 43 46 53 75 55 40 36 47 30 41 48 52 32 47 35 46 56 66 62 61 21 63 22 37 15 57 25 27 50 72 31 45 32 39 49 35 42 54 42 44 51 32 44 48 23 71 18 65 1. Create a frequency table. 3. Plot Ascending and descending cumulative frequency. 4. Find the number of workers who have wages less than 35$. 5. Find the percentage of the number of workers who their wages ranging are between (25-55)$.

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Example 12. Draw a histogram, frequency polygram and frequency curve representing the following data: Daily Wages (in) No. of workers 0-20 20 20-40 50 40-60 90 60-80 38 80-100 15