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Example 28. Draw a histogram, a frequency polygon and a smoothed frequency curve from the following data relating to marks secured in Economics by students of a school in a house-test. Marks No. of students Marks No. of students 0 - 5 3 25 - 30 14 5 - 10 7 30 – 35 10 10 – 15 13 35 – 40 7 15 – 20 25 40 – 45 4 20 – 25 40 45 – 50

Example 28. Draw a histogram, a frequency polygon and a smoothed frequency curve from the following data relating to marks secured in Economics by students of a school in a house-test. Marks No. of students Marks No. of students 0 - 5 3 25 - 30 14 5 - 10 7 30 – 35 10 10 – 15 13 35 – 40 7 15 – 20 25 40 – 45 4 20 – 25 40 45 – 50

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 4BGP
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Example 28. Draw a histogram, a frequency polygon and a smoothed frequency curve from the following data relating to marks secured in Economics by students of a school in a house-test. Marks No. of students Marks No. of students 0 - 5 25 – 30 14 | 5 - 10 7. 30 – 35 10 10 – 15 13 35 - 40 7 15 – 20 25 40 – 45 4 20 – 25 40 45 – 50 2 3.
Transcribed Image Text:Example 28. Draw a histogram, a frequency polygon and a smoothed frequency curve from the following data relating to marks secured in Economics by students of a school in a house-test. Marks No. of students Marks No. of students 0 - 5 25 – 30 14 | 5 - 10 7. 30 – 35 10 10 – 15 13 35 - 40 7 15 – 20 25 40 – 45 4 20 – 25 40 45 – 50 2 3.
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