KSEEB Solutions for Class 8 Maths Chapter 13 Statistics Ex 13.2

Students can Download Maths Chapter 13 Statistics Ex 13.2 Questions and Answers, Notes Pdf, KSEEB Solutions for Class 8 Maths helps you to revise the complete Karnataka State Board Syllabus and score more marks in your examinations.

Karnataka Board Class 8 Maths Chapter 13 Statistics Ex 13.2

Question 1.
Draw a histogram to represent the following frequency distribution.

Class interval Frequency
20-25 5
25-30 10
30-35 18
35-40 14
40-45 12

Answer:
KSEEB Solutions for Class 8 Maths Chapter 13 Statistics Ex. 13.2 1

Question 2.
Draw a histogram to represent the following frequency distribution.

Class interval Frequency
10- 19 7
20-29 10
30-39 20
40-49 5
50-59 15

Answer:
The given distribution is in the inclusive form.
d = lower limit of a class – upper limit of a class before it = 20 – 19
d = 1 , \frac { d }{ 2 } = \frac { 1 }{ 2 } = 0.5

Stated class interval Actual class Frequency
10- 19 9.5 – 19.5 7
20-29 19.5-29.5 10
30-39 29.5 – 3u9.5 20
40-49 39.5 -49.5 5       .
50-59 49.5 – 59.5 15

KSEEB Solutions for Class 8 Maths Chapter 13 Statistics Ex. 13.2 2

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