19. The following cumulative frequency and the cumulative relative frequency polyge for the distribution of hourly wages of a sample of certified welders in the Atlant Georgia, area is shown in the graph. 40 100 30 75 50 10 25 Frequency 20 Percent
19. The following cumulative frequency and the cumulative relative frequency polyge for the distribution of hourly wages of a sample of certified welders in the Atlant Georgia, area is shown in the graph. 40 100 30 75 50 10 25 Frequency 20 Percent
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![19. The following cumulative frequency and the cumulative relative frequency polygon
for the distribution of hourly wages of a sample of certified welders in the Atlanta,
Georgia, area is shown in the graph.
40
100
30
75
20
10
25
10
15
20
30
Hourly Wage
a. How many welders were studied?
b. What is the class interval?
c. About how many welders earn less than $10.00 per hour?
d. About 75% of the welders make less than what amount?
e. Ten of the welders studied made less than what amount?
f. What percent of the welders make less than $20.00 per hour?
Percent
50
25
LO
Frequency](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F013d5b31-cabd-4327-b339-00ad745a46ca%2Fdd1b1ecf-0a07-4dbf-8735-57cc3fcf9a34%2Fxdsnlb_processed.png&w=3840&q=75)
Transcribed Image Text:19. The following cumulative frequency and the cumulative relative frequency polygon
for the distribution of hourly wages of a sample of certified welders in the Atlanta,
Georgia, area is shown in the graph.
40
100
30
75
20
10
25
10
15
20
30
Hourly Wage
a. How many welders were studied?
b. What is the class interval?
c. About how many welders earn less than $10.00 per hour?
d. About 75% of the welders make less than what amount?
e. Ten of the welders studied made less than what amount?
f. What percent of the welders make less than $20.00 per hour?
Percent
50
25
LO
Frequency
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