# Frank solutions for Class 9 Maths ICSE chapter 23 - Graphical Representation of Statistical Data [Latest edition]

## Chapter 23: Graphical Representation of Statistical Data

Exercise 23.1
Exercise 23.1

### Frank solutions for Class 9 Maths ICSE Chapter 23 Graphical Representation of Statistical Data Exercise 23.1

Exercise 23.1 | Q 1

Harmeet earns Rs.50 000 per month. He a budget for his salary as per the following table:

 Expenses Accommodation Food Clothing Travel Miscellaneous saving Amount (Rs.) 12000 9000 2500 7500 4000 15000

Draw a bar graph for the above data.

Exercise 23.1 | Q 2

The birth rate thousand of the following states over a certain period is given below:

 States Punjab Haryana U.P. Gujarat Rajasthan Jammu and Kashmir Birth Rate (per thousand ) 22.9 21.8 19.5 21.1 23.9 18.3

Draw a bar graph for the above data.

Exercise 23.1 | Q 3

Fadil, a class IX student, scored market in different subjects (each out of total 100) during his annual examination as given below:

 Subject Maths English Science Social studies Hindi Physical education Mark (out of 100) 75 80 77 78 67 89

Draw horizontal bar graph for the above data.

Exercise 23.1 | Q 4

The number of students in different sections of class IX of a certain school is given in the following table.

 Section IX-A IX-B IX-C IX-D IX-E Number of students 48 40 50 45 38

Draw horizontal bar graph for the above data.

Exercise 23.1 | Q 5

The number of students (boys and girls) of class IX participating in different activities during their annual day function is given below:

 Activities Dance Speech Singing Quiz Drama Anchoring Boys 12 5 4 4 10 2 Girls 10 8 6 3 9 1

Draw a double bar graph for the above data.

Exercise 23.1 | Q 6

Draw a histogram for the following frequency distribution:

 Train fare 0 - 50 50 - 100 100 - 150 150 - 200 200 - 250 250 - 300 No. of travellers 25 40 36 20 17 12
Exercise 23.1 | Q 7

The following frequency distribution table shows the cost of living in a city in a period of 2years. Draw histogram for this frequency distribution:

 Cost of living 2000 - 2500 2500 - 3000 3000 - 3500 3500 - 4000 4000 - 4500 4500 - 5000 5000 - 5500 5500 - 6000 No. of months 3 4 2 5 3 2 4 1
Exercise 23.1 | Q 8

Draw a histogram for the following frequency table:

 Class interval 5 - 9 10 - 14 15 - 19 20 - 24 25 - 29 30 - 34 Frequency 5 9 12 10 16 12
Exercise 23.1 | Q 9

Draw a histogram for the following cumulative frequency table:

 Marks Less than 10 Less than 20 Less than 30 Less than 40 Less than 50 Less than 60 Number of student 7 18 30 45 55 60
Exercise 23.1 | Q 10

Draw a histogram for the following cumulative frequency table:

 Class interval 0 - 10 10 - 20 20 - 30 30 - 40 40 - 50 Cumulative frequency 6 10 18 32 40
Exercise 23.1 | Q 11

Draw a histogram and a frequency polygon for the following data:

 Marks 0 - 20 20 - 40 40 - 60 60 - 80 80 - 100 No. of  students 12 18 30 25 15
Exercise 23.1 | Q 12

Draw a histogram and a frequency polygon for the following data:

 Wages 150 - 200 200 - 250 250 - 300 300 - 350 350 - 400 400 - 450 No. of workers 25 40 35 28 30 22
Exercise 23.1 | Q 13

Draw a frequency polygon for the following data:

 Expenses 100 - 150 150 - 200 200 - 250 250 - 300 300 - 350 350 - 400 No. of families 22 37 26 18 10 5
Exercise 23.1 | Q 14

Draw a frequency polygon for the following data:

 Class 15 - 20 20 - 25 25 - 30 30 - 35 35 - 40 40 - 45 Frequency 5 12 15 26 18 7
Exercise 23.1 | Q 15

Draw a frequency polygon for the following data:

 Marks 5 - 9 10 - 14 15 - 19 20 - 24 25 - 29 30 - 39 No. of students 7 11 15 22 18 5
Exercise 23.1 | Q 16

Read the following bar graph and answer the following questions:

a. What information is given by the graph?
b. Which state is the largest producer of wheat?
c. Which state is the largest producer of sugar?
d. Which state has total production of wheat and sugar as its maximum?
e. Which state has the total production of wheat and sugar minimum?

Exercise 23.1

## Frank solutions for Class 9 Maths ICSE chapter 23 - Graphical Representation of Statistical Data

Frank solutions for Class 9 Maths ICSE chapter 23 (Graphical Representation of Statistical Data) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CISCE Class 9 Maths ICSE solutions in a manner that help students grasp basic concepts better and faster.

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Concepts covered in Class 9 Maths ICSE chapter 23 Graphical Representation of Statistical Data are Variable, Tabulation of Data, Frequency, Frequency Distribution Table, Class Intervals and Class Limits, Cumulative Frequency Table, Graphical Representation of Data, Concepts of Statistics, Frequency Distribution Table, Graphical Representation of Continuous Frequency Distribution.

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