Samacheer Kalvi solutions for Mathematics - Term 1 [English] Class 6 TN Board chapter 5 - Statistics [Latest edition]

The collected information is called _____________

An example of a Primary Data is _____________

An example of a Secondary Data is _____________

The tally marks for number 8 in standard form is ______________

Viji threw a die 30 times and noted down the result each time as follows. Prepare a table on the numbers shown using Tally Marks.

The following list tells colours liked by 25 students. Prepare a table using Tally Marks.

The following are the marks obtained by 30 students in a class test out of 20 in Mathematics subject.

Prepare a table using Tally Marks

The table shows the number of calls recorded by a Fire Service Station in one year.

Complete the table and answer the following questions.
(i) Which type of call was recorded the most?
(ii) Which type of call was recorded the least?
(iii) How many calls were recorded in all?
(iv) How many calls were recorded as False Alarms?

The tally marks for the number 7 in standard form is _____________

The tally marks |||| |||| represents the number count

If  represents 100 balls then  represents _____________ balls

If 200 is represented by  then 600 is represented by ____________

Representation of data by using pictures is known as ______________

Draw a pictograph for the given data.

(Choose your own suitable scale)

The following table shows the number of tourists who visited the places in the month of May. Draw a pictograph

(Choose your own suitable scale)

The following Pictograph shows the number of students playing different games in a school.

Game	Number of Students
Kho-Kho
Kabaddi
Basketball
Volleyball
Hockey

                        Represents 10 students

Answer the following questions.
(i) Which is the most popular game among the students?
(ii) Find the number of students playing Kabaddi.
(iii) Which two games are played by equal number of students?
(iv) What is the difference between the number of students playing Kho-Kho and Hockey?
(v) Which is the least popular game among the students?

The representation of ‘one picture to many objects’ in a Pictograph is called ____________

A Pictograph is also known as _____________

Read the given Bar Graph which shows the percentage of marks obtained by Brinda in different subjects in an assessment test.

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.

Chitra has to buy Laddus in order to distribute to her friends as follow: Draw a Bar Graph for this data

The fruits liked by the students of a class are as follow: Draw a Bar Graph for this data.

The pictograph below gives the number of absentees on different days of the week in class six. Draw the Bar graph for the same.

Day	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday
Number of Absentees					--

 represents 4 students represents 2 students

A bar graph can be drawn using ______________

The spaces between any two bars in a bar graph _____________

The heights (in centimeters) of 40 children are.

Prepare a tally marks table

The following pictograph shows the total savings of a group of friends in a year. Each picture represents a saving of Rs.100.

Ruby
Malarkodi
Thasnim
Kuzhali
Iniya

represents Rs.100

Answer the following questions.
(i) What is the ratio of Ruby’s saving to that of Thasnim’s?
(ii) What is the ratio of Kuzhali’s savings to that of others?
(iii) How much is Iniya’s savings?
(iv) Find the total amount of savings of all the friends?
(v) Ruby and Kuzhali save the same amount. Say True or False

There 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.

The prediction of Weather in the month of September is given below.

(i) Make a frequency table of the types of weather by reading the calendar.
(ii) How many days are either cloudy or partly cloudy?
(iii) How many days do not have rain? Give two ways to find the answer?
(iv) Find the ratio of the number of Sunny days to Rainy days

The table shows the number of moons that orbit each of the planets in our solar system.

Make a Bar graph for the above data

26 students were interviewed to find out what they want to become in future. Their responses are given in the following table.

Represent this data using Pictograph.

Yasmin 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.

Biographies	Number of books
Mathematicians
Scientists
Novelists
Sportspersons
Politicians

Keys:
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?

The bar graph illustrates the results of a survey conducted on vehicles crossing over a Toll Plaza in one hour.

Observe the bar graph carefully and fill up the following table.

The lengths (in the nearest centimetre) of 30 drumsticks are given as follows.

Draw the bar graph showing the same information.