In a bar graph, the width of bars may be unequal.

In a bar graph, each bar (rectangle) represents only one value of the numerical data.

In a bar graph, the gap between two consecutive bars may not be the same.

Using tally marks, which one of the following represents the number eight?

The marks obtained by 10 students in Science test are given below:
53, 36, 95, 73, 62, 42, 25, 78, 75, 62
Answer the following questions that are related to the given data.
The maximum marks obtained by any student is

The marks obtained by 10 students in Science test are given below:
53, 36, 95, 73, 62, 42, 25, 78, 75, 62
Answer the following questions that are related to the given data.
How many students got the same marks?

The marks obtained by 10 students in Science test are given below:
53, 36, 95, 73, 62, 42, 25, 78, 75, 62
Answer the following questions that are related to the given data.
How many students got marks below 62?

The choices of the fruits of 42 students in a class are as follows.
A, O, B, M, A, G, B, G, A, G, B, M, A, G, M, A, B, G, M, B, A, O, M, O, G, B, O, M, G, A, A, B, M, O, M, G, B, A, M, O, M, O
Where A, B, G, M and O stand for the fruits Apple, Banana, Grapes, Mango and Orange respectively. Which fruit is liked by most of the students?

A _________ is a collection of numbers gathered to give some meaningful information.

A _____________ represents data through pictures of objects.

Representation of data in form of pictures is called ___________.

In a bar graph, bars of __________ width can be drawn horizontally or vertically with ________ spacing between them.

In a pictograph, if a symbol * represents 20 flowers in a basket, then *** stands for _________ flowers.

Pictographs and bar graphs are pictorial representations of the numerical data.

In a pictograph, if a symbol \(\boxtimes\) represents 50 books in a library shelf, then the symbol  represents 25 books.

How many values in bar graph is represented by each bar.

What is data?

What is the range of data?

Find the range of data 9, 7, 2, 6, 1, 3, 4, 12.

What type of data is collected from newspaper?

The following are the weight in kg of 20 students of a class 25, 16, 17, 15, 23, 10, 9, 15, 16, 17, 15, 16, 23, 25, 16, 15, 23, 9, 10, 16
Prepare a frequency distribution table for the given data.

A factory made 200 dolls on Monday, 500 dolls on Tuesday, 350 dolls on Wednesday and 400 dolls on Thursday. Represent the information in the form of pictograph.

Observe this bar graph, which is showing the sale of shirts in a ready-made shop from Monday to Saturday.

Now, answer the following questions.
(a) What information does the above bar graph give?
(b) What is the scale chosen on the horizontal line representing number of shirts?
(c) On which day, were the maximum number of shirts sold? How many shirts were sold on that day?
(d) On which day, were the minimum number of shirts sold?
(e) How many shirts were sold on Thursday?

The blood groups of 25 students are recorded as follows:
A, B, 0, A, AB, 0, A, 0, B, A, O, B, A, AB, AB, A, A, B, B, O, B, AB, O, A, B.
Arrange the information in a table using tally marks.

Thirty students were interviewed to find out who they want to be in future. Their responses are listed as below:
doctor, engineer, doctor, pilot, officer, doctor, engineer, doctor, pilot, officer, pilot, engineer, officer, pilot, doctor, engineer, pilot, officer, doctor, officer, doctor, pilot, engineer, doctor, pilot, officer, doctor, pilot, doctor, engineer.
Arrange the data in a table using tally marks.

The sale of electric bulbs on different days of a week is shown below

Observe the pictograph and answer the following questions.
(a) How many bulbs were sold on Friday?
(b) On which day, were the maximum number of bulbs sold?
(c) On which of the days, same number of bulbs were sold?
(d) On which of the days, minimum number of bulbs were sold?
(e) If one big carton can hold 9 bulbs. How many cartons were needed in the given week?

Read the following bar graph and answer the questions given below.

(i) What does this bar graph represent?
(ii) Mention the different number of shoes worn by the students.
(iii) Which shoe number is worn by maximum number of students?
(iv) Which shoe number is worn by minimum number of students?
(v) How many students worn shoe number 9?
(vi) Find total number of students in the school.