Organisation of Raw Data

Q. Following is the pictograph of the number of wrist watches manufactured by a factory in a particular week.

(a) On which day were the least number of wrist watches manufactured?
(b) On which day were the maximum number of wrist watches manufactured?
(c) Find out the approximate number of wrist watches manufactured in the particular week?

Q.

The pictogram shows the number of visitors to an exhibition in a particular week. The number of visitors recorded after Wednesday is?

1. 10

2. 18

3. 70

4. 60

Q. The pictogram shows the number of pupils who cycle to school.

Key:

represents 30 pupils.
What is the total number of pupils who cycle to school?

1. 15
2. 300
3. 420
4. 450

Q.

In the class of $45$ students, absentees in a particular week shown by the pictograph:

Read the pictograph and tell on which day(s) was the number of absentees a prime number?

Q.

The pictograph given below shows how students fared in last week's Math test.

Math test scores:

How many students scored 95 or more in the test?

1. 5

2. 7

3. 12

4. 16

Q. In a village six fruit merchants sold the following number of fruit baskets in a particular season:


Observe this pictograph and answer the following questions:
(a) Which merchant sold the maximum number of baskets?
(b) How many fruit baskets were sold by Anwar?
(c) The merchants who have sold 600 or more number of baskets are planning to buy a godown for the next season. Can you name them ?

Q. The more data we have, the prediction we can draw from it will be ____ accurate.

1. less
2. more
3. equal
4. more or less

Q.

The given pictograph shows the number of water filters which were sold from January to April.

Scale: Each represents 4 units of water filter.
How many water filters were sold altogether from January to April?

Q.

The bar graph shows the favourite colours of 20 students in a class. How many liked blue than pink?

1. 4

2. 2

3. 5

4. 3

Q.

Here is a chart that gives the priority of different devices used in a time machine. Which device is the most important?

$\begin{array}{cc}\text{Device}& \text{More numbers stars = High priority}\\ \text{Time direction Module}& ★★★★★\\ \text{Batteries}& ★★★\\ \text{AYC(Analog Year counter)}& ★\\ \text{Toolbox}& ★★\end{array}$

1. AYC

2. Super Batteries

3. Time direction Module

4. Toolbox

Q.

In a village six fruit merchants sold the following number of fruit baskets in a particular season:
Observe this pictograph and answer the following question:
The merchants who have sold 600 or more number of baskets are planning to buy a godown for the next season. Can you name them?

Q.

The following are the number of mattresses purchased for a lodging house during the first five months of a year.

$\begin{array}{cc}\text{Month}& \text{Number of mattresses}\\ \text{January}& 20\\ \text{February}& 25\\ \text{March}& 15\\ \text{April}& 30\\ \text{May}& 10\end{array}$

a. Draw the pictograph of above table.
b. In which month were the most number of mattresses sold?
c. In which month were the least number of mattresses sold?

Q.

The number of apples sold by a shop is given in the table below:

$$\begin{array}{cc}\text{Day}& \text{No. of apples sold}\\ \text{Monday}& 60\\ \text{Tuesday}& 35\\ \text{Wednesday}& 50\\ \text{Thursday}& 55\end{array}$$

If the picture of an apple represents 10 apples, then draw a pictograph for the above data.

Q.

The number of apples sold by a shop is given in the table below:

$$\begin{array}{cc}\text{Day}& \text{No. of apples sold}\\ \text{Monday}& 60\\ \text{Tuesday}& 35\\ \text{Wednesday}& 50\\ \text{Thursday}& 55\end{array}$$

If the picture of an apple represents 10 apples, then draw a pictograph for the above data.

Q. The table shows the number of hand phones sold by Ramesh over a period of 3 days. Given that he sold 150 more hand phones on Tuesday than on Wednesday, which of the following pictograms represents the sales over the 3 days?

$\begin{array}{cc}\text{Day}& \text{Number of hand phones}\\ \text{Monday}& \text{200}\\ \text{Tuesday}& \\ \text{Wednesday}& \text{150}\end{array}$

1. 

   Key::- represents 50 hand phones

2. 
   Key::- represents 50 hand phones
3. 
   Key::- represents 50 hand phones
4. 
   Key::- represents 50 hand phones

Q.

Here is a chart that gives the priority of different devices used in a time machine. Which device is the most important?

$\begin{array}{cc}\text{Device}& \text{More numbers stars = High priority}\\ \text{Time direction Module}& ★★★★★\\ \text{Batteries}& ★★★\\ \text{AYC(Analog Year counter)}& ★\\ \text{Toolbox}& ★★\end{array}$

1. AYC

2. Super Batteries

3. Time direction Module

4. Toolbox

Q.

What pieces of information given below would be useful in determining a football player's performance in a match?
i) Height
ii) Weight
iii) Name
iv) Stamina
v) Nationality

1. only (i)

2. (i), (ii)

3. (i), (ii), (iv)

4. (iii), (iv), (v)

Q.
The pictogram shows the number of visitors to an exhibition in a particular week. The number of visitors recorded after Wednesday is?

1. 10
2. 18
3. 60
4. 70