Data Handling for Year 3 Maths: Interactive Quizzes and Learning

Question 1

Sam wants to track the growth of his bean plant over time. Which type of graph would be the best choice for him to use?

Accepted Answer

Line graph

Answer

Bar graph

Answer

Pie chart

Answer

Scatter plot

Question 2

How do you use a tally chart to collect and count data?

Accepted Answer

Make a table with columns for each type of data and mark each piece of data.

Answer

Draw a picture of each piece of data.

Answer

Write down each piece of data in a list.

Answer

Count the data in your head.

Question 3

What should we do to make sure our data is correct when we collect it?

Accepted Answer

Be careful and check our work.

Accepted Answer

Use measuring tools properly.

Answer

Collect data from only a few people.

Answer

Guess and estimate the data.

Question 4

Your class will work in teams to create a data visualization project about the school's recycling efforts. What are some possible advantages and challenges of working in a team on this project?

Accepted Answer

Advantage: More ideas can be shared. Challenge: Coordinating everyone's schedules might be difficult.

Accepted Answer

Advantage: Tasks can be divided more easily. Challenge: It might be hard to make sure everyone does their part.

Answer

Teams are most effective when all members have different skills.

Answer

Data visualization projects can be done in teams or individually.

Question 5

When planning a data collection activity, which of these is NOT a necessary step?

Accepted Answer

Buying new computers for everyone

Answer

Asking a question or choosing a topic

Answer

Deciding how you will collect the data

Answer

Thinking about how you will show your data

Question 6

How can data help us make better choices?

Accepted Answer

Data helps us make better choices by showing us the facts and evidence.

Answer

Data helps us make better choices by showing us what others have done before.

Answer

Data helps us make better choices by telling us exactly what to do.

Question 7

You have a list of all the students in your class. You need to choose 5 students to help you with a project. What is the fairest way to choose the 5 students?

Accepted Answer

Write all the students' names on pieces of paper, put them in a hat, and pick 5 names out of the hat.

Answer

Ask your teacher to choose the students for you.

Answer

Choose the first 5 students on the list.

Answer

Choose the 5 students who are your best friends.

Question 8

We counted the toys each child brought to school. How can we find out which toy is the most popular?

Accepted Answer

Make a tally chart to count each toy.

Answer

Count all the toys.

Question 9

Why is it crucial to label the axes and add a title to a graph?

Accepted Answer

To make the graph easy to understand.

Answer

To make the graph look nice.

Answer

To help teachers grade the graph.

Question 10

You find a graph in a newspaper article showing how the average temperature in your city has changed over the past 50 years. How would you use this graph to learn about the temperature changes?

Accepted Answer

Look at the title and labels to understand what the graph shows.

Answer

Just look at the colors and shapes on the graph.

Answer

Count the number of lines on the graph.

Question 11

To find out which ice cream flavors your class likes best, what steps should you take?

Accepted Answer

Ask your classmates their favorite flavor, write down their answers, and count how many chose each flavor.

Answer

Ask your classmates their favorite flavor, write down their answers, and draw a picture of each flavor.

Answer

Ask your classmates their favorite flavor and write down the flavor mentioned the most.

Answer

Ask your classmates their favorite flavor, write down their answers, and throw the paper away.

Question 12

How can data from self-checkout areas help supermarkets?

Accepted Answer

See which products are popular

Accepted Answer

Know when they are busiest

Answer

Send special offers to self-checkout users

Question 13

When creating a data picture, which thing is most important to make the data easy to see?

Accepted Answer

Clear labels

Answer

Bright colors

Answer

Fun shapes

Question 14

Supermarkets use data to learn about their customers. How does a loyalty card help a supermarket do this?

Accepted Answer

Track what customers buy and when they buy it

Answer

Count how many people enter the store each day

Answer

Ask customers to fill out surveys about their shopping habits

Answer

Send out emails to customers with special offers based on their previous purchases

Question 15

When we want to show data in a way that is easy to understand and doesn't mislead people, what's the most important thing to do?

Accepted Answer

Make sure the data is shown in a way that is clear and easy to understand.

Answer

Make the graph look nice with lots of colors and pictures.

Answer

Change the data so that it looks better on the graph.

Question 16

What's the best way to find out how many pets your classmates have?

Accepted Answer

Ask your classmates one by one

Answer

Watch your classmates and count their pets

Answer

Write a letter to your classmates' parents

Question 17

How do the accuracy and reliability of data impact the validity of conclusions based on that data?

Accepted Answer

Both accuracy and reliability are crucial for valid conclusions.

Answer

Accurate data alone can lead to valid conclusions.

Answer

Reliable data alone can lead to valid conclusions.

Answer

Neither accuracy nor reliability influences the validity of conclusions.

Question 18

When gathering information, what's the right thing to do?

Accepted Answer

Ask people if they're okay with sharing

Answer

Gather info without letting people know

Answer

Only gather info from people you know

Question 19

When choosing people for a survey, which of these is NOT a good way to do it?

Accepted Answer

Only ask your friends.

Answer

Ask everyone in a specific location.

Answer

Ask every fifth person in a queue.

Question 20

Which of these is not a way to gather information?

Accepted Answer

Painting pictures

Answer

Surveys

Answer

Interviews

Answer

Experiments

Question 21

Which of these shows information using numbers?

Accepted Answer

Table

Answer

Pictograph

Answer

Pie chart

Answer

Bar chart

Question 22

What is the most common number in this set: 5, 7, 10, 5, 8?

Accepted Answer

5

Answer

7

Answer

8

Answer

10

Question 23

What is the difference between a line graph and a bar chart?

Accepted Answer

Line graphs show changes over time, while bar charts compare different things.

Answer

Bar charts show changes over time, while line graphs compare different things.

Answer

They both show the same kind of data.

Answer

There is no difference between them.

Question 24

Which graph can we use to show changes over time?

Accepted Answer

Line graph

Answer

Bar graph

Answer

Pie chart

Answer

Scatter plot

Question 25

100 people were asked their favourite colour. 35 people said blue. What fraction of people chose blue?

Accepted Answer

35/100

Answer

3/100

Answer

35/1

Answer

100/35

Question 26

What is the range of the data set 4, 6, 8, 10?

Accepted Answer

4-10

Answer

4-8

Answer

6-10

Answer

8-4

Question 27

A school has 150 boys and 120 girls. What percentage of the students are boys?

Accepted Answer

55%

Answer

150%

Answer

45%

Answer

75%

Question 28

Which number appears most often in the data set: 4, 6, 8, 8, 10?

Accepted Answer

8

Answer

4

Answer

6

Answer

10

Question 29

Which chart shows the number of times something happens?

Accepted Answer

Bar chart

Answer

Pie chart

Answer

Line graph

Question 30

What is another name for the information shown in a graph or chart?

Accepted Answer

Data

Answer

Information

Answer

Results

Question 31

Which type of chart shows the changes in data over time?

Accepted Answer

Line graph

Answer

Pie chart

Answer

Histogram

Question 32

What do we use to show data using pictures?

Accepted Answer

Pictogram

Answer

Tally chart

Answer

Bar chart

Question 33

What does the height of a bar in a bar chart show?

Accepted Answer

How often something happens

Answer

How much something costs

Answer

How big something is

Question 34

What is the first thing to do when making a graph or chart?

Accepted Answer

Collect the information

Answer

Draw the axes

Answer

Write the labels

Question 35

We can collect data by talking to people, counting things, or watching events. Is that right?

Accepted Answer

Yes

Answer

No

Question 36

Which chart is best for showing how two things compare?

Accepted Answer

Bar chart

Answer

Line graph

Answer

Pie chart

Answer

Venn diagram

Question 37

Which of these graphs shows that two things increase together?

Accepted Answer

A graph with a line going up from left to right

Answer

A graph with a line going down from left to right

Answer

A graph with a flat line

Answer

A graph with a vertical line

Question 38

Which of these is an example of information that we can't count, like a favourite colour?

Accepted Answer

Favourite colour

Answer

Number of pets owned

Answer

Age of students

Answer

Height of buildings

Question 39

If people rate their satisfaction with a product from 1 to 5, with 5 being the best, and the most common rating is 3, what is that called?

Accepted Answer

Mode

Answer

Mean

Answer

Median

Answer

Range

Question 40

Is it safe to share personal information, like your name and address, with strangers online?

Accepted Answer

No, it's not safe to share personal information with people you don't know online.

Answer

Yes, it's okay to share personal information with anyone online.

Question 41

What happens when some people are not included in the data collected?

Accepted Answer

Data bias

Answer

Made-up data

Answer

Outdated data

Question 42

Why do we use pictures to represent data?

Accepted Answer

To make the data easier to understand

Answer

To hide the data

Answer

To make the data more colorful

Question 43

Which of the following is an example of non-numerical data?

Accepted Answer

Favourite colour

Answer

Number of students in a class

Answer

Height of a tree

Answer

Temperature in degrees Celsius

Question 44

What is the first step in creating a graph?

Accepted Answer

Collecting the data

Answer

Drawing the axes

Answer

Plotting the points

Answer

Labelling the graph

Question 45

Which of the following conclusions about the data in a graph is reasonable?

Accepted Answer

The conclusion must be based on the data shown in the graph

Answer

The conclusion can be anything, even if it is not related to the data in the graph

Answer

The conclusion can be anything that supports the hypothesis

Answer

Conclusions should not make any predictions or generalisations

Question 46

What is the purpose of a scatter plot?

Accepted Answer

To show the relationship between two sets of data

Answer

To compare different sets of data

Answer

To make it easier to see patterns in data

Answer

To show how data changes over time

Question 47

What is NOT a way to collect data?

Accepted Answer

Making up numbers

Answer

Interviews

Answer

Surveys

Answer

Observations

Question 48

In a bar chart, what does the height of a bar show?

Accepted Answer

The number of times something happens

Answer

The range of data values

Answer

The average of the data

Answer

The middle value of the data

Question 49

What is the difference between a pie chart and a bar chart?

Accepted Answer

Pie charts show parts of a whole, while bar charts show comparisons.

Answer

Bar charts show parts of a whole, while pie charts show comparisons.

Answer

Pie charts are more accurate than bar charts.

Answer

Bar charts are more accurate than pie charts.

Question 50

Which type of graph should you use to show how something changes over time?

Accepted Answer

Line graph

Answer

Scatter plot

Answer

Pictogram

Answer

Venn diagram

Question 51

Which of these is an example of a non-numerical category?

Accepted Answer

Gender

Answer

Age

Answer

Height

Answer

Temperature

Question 52

What does the symbol '>' mean in a table?

Accepted Answer

Greater than

Answer

Less than

Answer

Equal to

Answer

Not equal to

Question 53

In data collection, what is a sample?

Accepted Answer

A smaller group chosen to represent a larger group

Answer

All the people being studied

Answer

A graph that shows data

Answer

A way of asking questions

Question 54

The following data shows the heights of 10 students in a class: 120 cm, 135 cm, 125 cm, 132 cm, 140 cm, 128 cm, 130 cm, 136 cm, 145 cm, 126 cm. What's the middle height?

Accepted Answer

132 cm

Answer

126 cm

Answer

130 cm

Answer

135 cm

Question 55

Which of these graphs shows a positive relationship?

Accepted Answer

[scatter plot with points trending upwards]

Answer

[scatter plot with points trending downwards]

Answer

[scatter plot with no discernible pattern]

Question 56

In a survey, 12 students said they like red, 15 said they like blue, and 10 said they like green. What part of the students like blue?

Accepted Answer

3/5

Answer

1/2

Answer

2/5

Answer

1/3

Question 57

The bar chart below shows the favourite fruits of students in a class. 
 [bar chart: Apple - 10 bars, Banana - 8 bars, Orange - 6 bars] 
 Which fruit is the least favourite?

Accepted Answer

Orange

Answer

Apple

Answer

Banana

Question 58

Which of these is NOT a way to show data?

Accepted Answer

Story

Answer

Picture graph

Answer

Tally chart

Answer

Bar chart

Question 59

A table shows the number of books read by students in a month. Which type of graph would be best to show this data?

Accepted Answer

Bar chart

Answer

Pie chart

Answer

Line graph

Answer

Scatter plot

Question 60

How can different ways of showing data affect our understanding of it?

Accepted Answer

It can make it easier or harder to see patterns.

Answer

It can make the data seem more important.

Answer

It can change the meaning of the data.

Question 61

Which of these is NOT a way we use computers to work with data?

Accepted Answer

Reading a book

Answer

Gathering data

Answer

Studying data

Answer

Making charts with data

Question 62

Which of the choices below is NOT a type of data?

Accepted Answer

Opinion

Answer

Categorical

Answer

Time-based

Answer

Numerical

Question 63

Which measure tells us about the average value of a data set?

Accepted Answer

Mean

Answer

Frequency

Answer

Standard deviation

Answer

Range

Question 64

What does the range of a data set refer to?

Accepted Answer

The difference between the largest and smallest values

Answer

The number of data points

Answer

The average value

Answer

The most common value