Term 1 · Class 6 Maths · Chapter 5

Samacheer Class 6 Maths - Statistics

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Chapter-wise textbook exercise answers for Statistics with validation-aware solutions.

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Book Back Questions 14
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1Book Back Questions14 questions
Q.1Fill in the blanks. The collected information is called …….. An example of Primary data is ……… An example of Secondary Data is ………. The tally marks for number 8 in standard form is ………v
Solution

Data
List of absentees in a class
Cricket scores gathered from a website
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.1 11
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.1

Answer:

Data
List of absentees in a class
Cricket scores gathered from a website
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.1 11
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.1

Q.2Viji threw a die 30 times and noted down the result each time as follows. Prepare a table on the numbers shown using Tally Marks. 1, 4, 3, 5, 5, 6, 6, 4, 3, 5, 4, 5, 6, 5, 2, 4, 2, 6, 5, 5, 6, 6, 4, 5, 6, 6, 5, 4, 1, 1v
Solution

Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.1 1

Answer:

Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.1 1

Q.8The plural form of ‘datum’ is ____v
  1. A. datum
  2. B. datums
  3. C. data
  4. D. dates
Solution

(c) data
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Answer:

(c) data
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Q.3The following table shows the number of tourists who visited the places in the month of May. Draw a pictograph Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2 5 (Choose your own suitable scale)v
Solution

Number of Tourists who visited the places in the month of May.
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2 6
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2

Answer:

Number of Tourists who visited the places in the month of May.
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2 6
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2

Q.5The pictorial representation for a phrase is a ____v
  1. A. Picto
  2. B. Tally mark
  3. C. Frequency
  4. D. Data
Solution

(d) Data

Answer:

(d) Data

Q.6A pictograph is also known asv
  1. A. Pictoword
  2. B. Pictogram
  3. C. Pictophrase
  4. D. Pictograph
Solution

(b) Pictogram
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2
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Answer:

(b) Pictogram
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.2
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Q.1Read the given Bar Graph which shows the percentage of marks obtained by Brinda in different subjects in an assessment test. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3 1 Observe the Bar Graph and answer the following questions. (i) 1 Unit = ………… % of marks on vertical line. (ii) Brinda has scored maximum marks in …….. subject. (iii) Brinda has scored minimum marks in …….. subject. (iv) The percentage of marks scored by Brinda in Science is …….. (v) Brinda scored 60 % marks in the subject …….. (vi) Brinda scored 20% more in …….. subject than ……… subject.v
Solution

(i) 10
(ii) Mathematics
(iii) Language
(iv) 65%
(v) English
(vi) Mathematics, Science
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3

Answer:

(i) 10
(ii) Mathematics
(iii) Language
(iv) 65%
(v) English
(vi) Mathematics, Science
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3

Q.5A bar graph can be drawn usingv
  1. A. Horizontal bars only
  2. B. Vertical bars only
  3. C. Both horizontal bars and Vertical bars
  4. D. Either horizontal bars or vertical bars
Solution

(d) Either horizontal bars or vertical bars
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3

Answer:

(d) Either horizontal bars or vertical bars
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3

Q.6The spaces between any two bars in a bar graphv
  1. A. can be different
  2. B. are the same
  3. C. are not the same
  4. D. all of these
Solution

(b) are the same
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3
Posted in Class 6 on January 19, 2025 January 20, 2025
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Answer:

(b) are the same
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.3
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Q.1The heights (in centimeters) of 40 children are. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 1 Prepare a tally marks table.v
Solution

Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 2
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Answer:

Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 2
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Q.2There are 1000 students in a school. Data regarding the mode of transport of the students is given below. Draw a pictograph to represent the data. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 3v
Solution

Mode of transport of the students
Scale: 1 Unit=100 Students
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 4
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Answer:

Mode of transport of the students
Scale: 1 Unit=100 Students
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 4
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Q.626 students were interviewed to find out what they want they to become in future. Their responses are given in the following table. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 10 Represent this data using pictograph.v
Solution

Students responses in an interview about their future profession
Scale: 1 Unit = 1 student
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 11

Answer:

Students responses in an interview about their future profession
Scale: 1 Unit = 1 student
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 11

Q.7Yasmin of class VI was given a task to count the number of books which are biographies, in her school library. The information collected by her is represented as follows. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 12 Observe the pictograph and answer the following questions. (i) Which title has the maximum number of biographies? (ii) Which title has the minimum number of biographies? (iii) Which title has exactly half the number of biographies as Novelists? (iv) How many biographies are there on the title of sportspersons? (v) What is the total number of biographies in the library?v
Solution

(i) ‘The title Novelists’ have the maximum number of biographies
(ii) ‘The title Scientists’ have a minimum number of biographies.
(iii) ‘Sportspersons’ title has exactly half the number of biographies as Novelist.
(iv) \((1 \times 20)+\frac{20}{4}=20+5=25\) biographies are there in the title sportsperson.
(v) 8 × 20 = 160 biographies are there in the library.
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Answer:

(i) ‘The title Novelists’ have the maximum number of biographies
(ii) ‘The title Scientists’ have a minimum number of biographies.
(iii) ‘Sportspersons’ title has exactly half the number of biographies as Novelist.
(iv) \((1 \times 20)+\frac{20}{4}=20+5=25\) biographies are there in the title sportsperson.
(v) 8 × 20 = 160 biographies are there in the library.
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Q.8The bar graph illustrates the results of a survey conducted on vehicles crossing over a Toll Plaza in one hour. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 13 Observe the bar graph carefully and fill up the following table. Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4 14v
Solution

Vans = 50; Buses = 40; Cars = 65; Others = 15
Total Vehicles = 245
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4

Answer:

Vans = 50; Buses = 40; Cars = 65; Others = 15
Total Vehicles = 245
Samacheer Kalvi 6th Maths Guide Term 1 Chapter 5 Statistics Ex 5.4