Data Handling for Year 2 Maths: Learn and Test Your Skills

Question 1

Which graph shows the number of pets owned by each child?

Accepted Answer

A graph with bars showing how many pets each child has

Answer

A graph with a line showing how many pets each child has

Answer

A graph with a circle divided into slices showing how many pets each child has

Answer

A graph with circles that overlap showing how many pets each child has

Question 2

If Child E joins the group and has 3 pets, how many pets will all the children have in total?

Accepted Answer

13

Answer

11

Answer

12

Answer

14

Question 3

What is a tally chart used for?

Accepted Answer

To show how often something occurs

Answer

To compare two or more things

Answer

To show the average of a set of numbers

Answer

To predict future events

Question 4

Which type of graph displays the most popular colours in a class?

Accepted Answer

[Image of a pie chart showing favourite colours]

Answer

[Image of a bar graph showing favourite colours]

Answer

[Image of a line graph showing favourite colours]

Answer

[Image of a scatter plot showing favourite colours]

Question 5

What is the most common number in this data set: 5, 7, 5, 8, 5, 9, 5?

Accepted Answer

5

Answer

7

Answer

8

Answer

9

Question 6

Which of these is a non-numerical variable?

Accepted Answer

Gender

Answer

Age

Answer

Height

Answer

Temperature

Question 7

What is the key difference between a histogram and a bar chart?

Accepted Answer

A histogram groups data into ranges, while a bar chart does not.

Answer

A histogram shows continuous data, while a bar chart shows categorical data.

Answer

A bar chart shows continuous data, while a histogram shows categorical data.

Answer

A bar chart groups data into ranges, while a histogram does not.

Question 8

What kind of chart shows information using bars?

Accepted Answer

A bar chart

Answer

A line graph

Answer

A pie chart

Answer

A table

Question 9

Look at this tally chart. What's the most popular fruit?

Apples: ||||
Bananas: |||
Oranges: |

Accepted Answer

Apples

Answer

Bananas

Answer

Oranges

Answer

All fruits are equally popular

Question 10

Which of these is NOT a type of graph?

Accepted Answer

Tally chart

Answer

Bar chart

Answer

Line graph

Answer

Pie chart

Question 11

Which of these is not a way to collect information?

Accepted Answer

Guessing

Answer

Surveys

Answer

Interviews

Answer

Observations

Question 12

Why do we organize information?

Accepted Answer

To make information easier to understand

Answer

To make information harder to read

Answer

To make information look more colorful

Answer

To hide the information

Question 13

What does the most popular value in a group of information show?

Accepted Answer

The value that appears the most

Answer

The value that appears the least

Answer

The average of all the values

Answer

The difference between the smallest and largest values

Question 14

Which of these is true about interpreting information?

Accepted Answer

We make conclusions from the information

Answer

We should not think about the topic

Answer

We can always be sure the information is correct

Answer

We do not need to know about the topic

Question 15

Students voted for their favorite fruits. 10 students voted for apples, 7 students voted for bananas, and 5 students voted for oranges. What is the favorite fruit?

Accepted Answer

Apples

Answer

Bananas

Answer

Oranges

Answer

There is no most popular fruit

Question 16

A bar chart shows the number of books borrowed by students in a week. One bar is for Monday and is 5 cm tall. Another bar is for Friday and is 10 cm tall. On which day did more students borrow books?

Accepted Answer

Friday

Answer

Monday

Answer

The information cannot be determined

Answer

The same number of students borrowed books on both days

Question 17

Which of these is a good way to collect information?

Accepted Answer

Ask clear questions

Answer

Use words that might trick people

Answer

Make guesses about the answers

Answer

Ignore information that is different

Question 18

What might happen if data is presented in a way that is misleading?

Accepted Answer

People might make incorrect conclusions

Answer

The data might appear more interesting

Answer

The data might be easier to comprehend

Question 19

Which of the following methods is used to gather information by asking questions?

Accepted Answer

Surveys

Answer

Observations

Answer

Experiments

Answer

Making predictions

Question 20

A survey asked 20 students their favorite subject. 8 said Math, 6 said English, and the rest said Science. Which subject is the most popular?

Accepted Answer

Math

Answer

English

Answer

Science

Answer

Cannot be determined from the given information

Question 21

Which of these questions is best for asking students about what they like to do after school?

Accepted Answer

What do you enjoy doing after school?

Answer

What is your favorite color?

Answer

How old are you?

Answer

What is your favorite food?

Question 22

A bag contains 5 red marbles, 3 blue marbles, and 2 green marbles. What is the chance of picking a red marble?

Accepted Answer

1 in 5

Answer

1 in 2

Answer

1 in 3

Answer

1 in 4

Question 23

What kind of chart shows bars for each different fruit and how many students like each fruit?

Accepted Answer

Bar chart

Answer

Picture chart

Answer

Circle chart

Answer

Line chart

Question 24

When you make a picture chart, what do you use to represent the data?

Accepted Answer

Symbols

Answer

Bars

Answer

Slices of a circle

Answer

Dots on a line

Question 25

What does the tallest bar in a bar chart show us?

Accepted Answer

The most common data

Answer

The least common data

Answer

The average data

Answer

The range of the data

Question 26

What does the key in a picture chart tell us?

Accepted Answer

What each symbol means

Answer

How many data points are in each category

Answer

The average value of the data

Answer

The range of the data

Question 27

What do we use a line graph for?

Accepted Answer

To show how data changes over time

Answer

To compare different sets of data

Answer

To represent the frequency of data

Answer

To show the range of data

Question 28

When your data is disorganized, what should you do first?

Accepted Answer

Organize it

Answer

Graph it

Answer

Ignore it

Answer

Delete it

Question 29

You want to find out your classmates' favourite subjects. Which question should you ask?

Accepted Answer

What is your favourite subject?

Answer

What is your favourite colour?

Answer

What is your favourite food?

Answer

How old are you?

Question 30

How can you make sure the information you gathered is correct and trustworthy?

Accepted Answer

Check your information with other sources.

Answer

Only collect information from one place.

Answer

Only collect information you think is important.

Answer

Ask your friends to help you collect information.

Question 31

What is the reason for organising information?

Accepted Answer

To make it easier to read and understand

Answer

To make it look neat and tidy

Answer

To make it more difficult to analyze

Answer

To hide important information

Question 32

What does the most common value in a set of data show?

Accepted Answer

The most frequently occurring value

Answer

The least frequently occurring value

Answer

The average of all values

Answer

The median of all values

Question 33

What is the difference between a bar graph and a histogram?

Accepted Answer

A bar graph shows individual values, while a histogram shows frequency distributions

Answer

A histogram shows individual values, while a bar graph shows frequency distributions

Answer

They both show the same information but in different ways

Answer

They are both used to represent categorical data

Question 34

What is the purpose of analyzing data?

Accepted Answer

To draw conclusions and make predictions

Answer

To make it easier to store and manage

Answer

To improve the accuracy of the data

Answer

To make it more visually appealing

Question 35

What is the best way to show data about the number of students in each class in a school?

Accepted Answer

Bar graph

Answer

Pie chart

Answer

Line graph

Answer

Scatter plot

Question 36

What does a tally chart look like?

Accepted Answer

Lots of little lines

Answer

Lots of little squares

Answer

Lots of little circles

Answer

Lots of little dots

Question 37

What do the tall bars in a bar chart show?

Accepted Answer

How many times something happened

Answer

How big something is

Answer

How far something is

Answer

How old something is

Question 38

What does a big slice in a pie chart mean?

Accepted Answer

More of something

Answer

Less of something

Answer

The average of something

Answer

The range of something

Question 39

Which of these is NOT a kind of picture that shows information?

Accepted Answer

A family tree

Answer

A line graph

Answer

A bar graph

Answer

A dot plot

Question 40

Why do we use pictures to show information?

Accepted Answer

To make it easier to understand

Answer

To keep it secret

Answer

To make it look pretty

Answer

To confuse people

Question 41

What are the steps for collecting data in the correct order?

Accepted Answer

1. Ask a question
2. Collect data
3. Organize data
4. Analyze data

Answer

1. Organize data
2. Ask a question
3. Collect data
4. Analyze data

Answer

1. Collect data
2. Ask a question
3. Analyze data
4. Organize data

Question 42

Students' favorite colors were surveyed and the results put into the table below:

| Color | Number of Students |
|---|---| 
| Red | 5 |
| Blue | 8 |
| Green | 10 |

What is the most popular color?

Accepted Answer

Green

Answer

Blue

Answer

Red

Question 43

Which of the following graphs represents the data shown in the table below?

| Number of Pets | Number of Students |
|---|---| 
| 0 | 3 |
| 1 | 5 |
| 2 | 7 |
| 3 or more | 10 |

Choose the correct graph type.

Accepted Answer

[Image of a bar graph with x-axis labeled 'Number of Pets' and y-axis labeled 'Number of Students']

Answer

[Image of a line graph with data points representing the number of students with different numbers of pets]

Answer

[Image of a pie chart with slices representing different numbers of pets]

Question 44

A survey was conducted to find out the favorite fruits of 50 students. The results are shown in the tally chart below:

| Fruit | Number of Students |
|---|---| 
| Apple | ||| |
| Banana | |||||| |
| Orange | || || |
| Pear | | |

Which fruit is the least popular?

Accepted Answer

Pear

Answer

Banana

Answer

Apple

Answer

Orange

Question 45

How can we NOT collect data?

Accepted Answer

Guessing

Answer

Interviews

Answer

Observations

Answer

Surveys

Question 46

What's the first step when organizing data?

Accepted Answer

Sorting

Answer

Representing

Answer

Interpreting

Answer

Analyzing

Question 47

Which of these graphs is best for tracking data that changes over time?

Accepted Answer

Line graph

Answer

Pie chart

Answer

Bar graph

Answer

Venn diagram

Question 48

What does the mode of a set of data tell us?

Accepted Answer

The value that appears the most

Answer

The lowest value

Answer

The average value

Answer

The highest value

Question 49

Which measure of the middle is most easily affected by extreme values?

Accepted Answer

Mean (average)

Answer

Median

Answer

Range

Answer

Mode

Question 50

What's the purpose of a frequency table?

Accepted Answer

To organize and show data in a clear way

Answer

To display relationships between variables

Answer

To calculate the mean of a dataset

Answer

To draw conclusions from a dataset

Question 51

Which of these is a non-numerical category?

Accepted Answer

Eye color

Answer

Height

Answer

Temperature

Answer

Age

Question 52

What can we reasonably conclude from this statement: 'Most students who prepare for tests get good grades'?

Accepted Answer

Studying likely leads to better grades

Answer

Studying always guarantees good grades

Answer

All good students study for tests

Answer

Students who don't study will fail tests

Question 53

What's the main goal of using a pictogram?

Accepted Answer

To use pictures to represent data visually

Answer

To calculate the average of a dataset

Answer

To show connections between variables

Answer

To organize and display data clearly