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Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 5 Statistics Additional Questions

Tamilnadu Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 5 Statistics Additional Questions

Question 1.
A _____ is a collection of numbers gathered to give some meaningful information.
Solution:
Data

Question 2.
The data can be arranged in a tabular form using ____ marks
Solution:
Tally

Question 3.
A observation occurring 8 times in a data is represented as _____ using tally marks.
Solution:
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 1 Q3

Question 4.
Tally marks Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 1 Q4 represents _____
Solution:
6

Question 5.
Following are the choice of sports for 20 students of class VI.
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 1 Q5
Arrange the names of sports in a table using tally marks.
Solution:
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 1 Q5.1

Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 5 Statistics Additional Questions

Question 6.
Mariana threw a die 40 times and noted the number appearing each time as shown below.
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 1 Q6
Make a table and enter the data using tally marks.
Find the number that appeared
(a) the minimum number of times
(b) the maximum number of times
(c) Find those numbers that appear an equal number of times.
Solution:
Table using Tally Marks
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 1 Q6.1
(a) The number ‘4’ appeared the minimum number of times
(b) The number ‘5’ appeared the maximum number of times
(c) Numbers ‘1’ and ‘6’ appeared the equal number of times.

Question 7.
What is the advantage of using pictograph?
Solution:
The data can be analyzed and interpreted. The pictures and symbols help us to understand better.

Question 8.
Total number of students of a school in different years is shown in the following table
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 2 Q1
(A) Prepare a pictograph of students using one symbol to represent 100 students and answer the following questions
(a) How many symbols represent the total number of students in the year 2000?
(b) How many symbols represent the total number of students in the year 1997?
Solution:
(A) The pictograph is given by
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 2 Q1.1
(a) 9 Full pictures and a half picture represent the number of students in the year 2000
(b) 5 symbols.

Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 5 Statistics Additional Questions

Question 9.
The number of bottles of honey sold by three different shops are given below.
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 2 Q2
(A) Draw a pictograph and answer the following questions (use the scale – 20 bottles)
(a) What is the total profit of shop A, if the profit gained on each bottle is ‘E’150?
(b) If the total number of bottles sold is 400 how many figures must be drawn to shops?
(c) Find the difference between the number of bottles sold by shop B and the number of bottles sold by shop ‘C’.
Solution:
(A) Pictograph of number of bottles sold
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 2 Q2.1
(a) Profit per bottle = ₹ 150
Shop A’s total profit = 80 × 150 = ₹ 12,000
(b) For 400 bottles, the figures to be drawn is \(\frac{400}{20}\) = 20 bottles for shop ‘C ’
(c) Difference = No. of bottles sold by shop ‘C’ – No. of bottles sold by shop ‘B’ = 180 – 140 = 40 bottles

Question 10.
The following data is the total savings of a group of 5 friends in a year.
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 3 Q1
Draw a pictograph to represent the data.
Solution:
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 3 Q1.1

Question 11.
The number of mathematics books sold by a shopkeeper on six consecutive days is shown below.
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 3 Q2
Draw a bar graph to represent the above information choosing the scale of your choice.
Solution:
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 3 Q2.1

Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 5 Statistics Additional Questions

Question 12.
The following bar graph shows the number of people visited Mahabalipuram over a period of 5 months.
Samacheer Kalvi 6th Maths Term 1 Chapter 5 Statistics Additional Questions 3 Q3
Use the graph to answer the following questions
(a) How many people visited Mahabalipuram in April?
(b) How many more people visited Mahabalipuram in May than in January?
(c) In which month, were there as many visitors as in March?
(d) In which month was there 1500 more visitors than in January?
(e) How many visitors were there in 5 months?
Solution:
(a) 3500 people visited Mahabalipuram in April
(b) 500 more people
(c) January
(d) April
(e) 11,500 people

Samacheer Kalvi 6th Maths Solutions Term 1 Chapter 5 Statistics Additional Questions

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