Data Analysis for Year 6 Maths: Interactive Quizzes and Practice

Question 1

You have data about the number of cars sold by a company over the last five years. Which graph would be the best way to show this information?

Accepted Answer

Line graph

Answer

Scatterplot

Answer

Pie chart

Answer

Bar chart

Question 2

Which of these options is NOT a method used to display data?

Accepted Answer

Picture

Answer

Table

Answer

Chart

Answer

Graph

Question 3

A table lists the number of students who like different fruits. Which question can be answered using this table?

Accepted Answer

Which fruit is the most popular?

Answer

What is the average number of students who like apples?

Answer

How many students don't like any fruit?

Answer

What is the percentage of students who like oranges?

Question 4

A graph displays changes in temperature throughout the day. What does the slope of the line on the graph represent?

Accepted Answer

Rate of temperature change

Answer

Maximum temperature

Answer

Minimum temperature

Answer

Average temperature

Question 5

Which of the following is considered a reliable source of data?

Accepted Answer

A survey conducted by a well-known organization

Answer

A website that claims to have the 'best' information

Answer

A blog with no cited sources

Answer

A post on social media about a recent event

Question 6

What is the main goal of data interpretation?

Accepted Answer

To draw conclusions from data

Answer

To gather more data

Answer

To organize data in a table

Answer

To create a graph

Question 7

What is a frequency table primarily intended for?

Accepted Answer

Showing the count of each value in a dataset

Answer

Comparing different datasets

Answer

Predicting future trends

Answer

Calculating the average

Question 8

Which of these is an example of categorical data?

Accepted Answer

Gender

Answer

Height

Answer

Temperature

Answer

Time

Question 9

Which of the following graphs shows a relationship where as one variable increases, the other variable also increases?

Accepted Answer

A graph with a line that slopes upwards from left to right

Answer

A graph with a line that slopes downwards from left to right

Answer

A graph with a U-shaped line

Answer

A graph with a line that is flat

Question 10

Which of the following is not a way to show data?

Accepted Answer

Flat line

Answer

Bar chart

Answer

Pie chart

Answer

Scatter plot

Question 11

What does the average of a set of numbers represent?

Accepted Answer

The total of all the numbers divided by how many numbers there are

Answer

The number that appears most often

Answer

The biggest number in the set

Answer

The middle number in the set

Question 12

What is a frequency table used for?

Accepted Answer

To organise and summarise data that can be sorted into categories

Answer

To show how data is spread out

Answer

To compare two or more sets of data

Answer

To predict what will happen in the future

Question 13

What does the mode of a data set represent?

Accepted Answer

The number that appears most often

Answer

The total of all the numbers divided by how many numbers there are

Answer

The biggest number in the set

Answer

The middle number in the set

Question 14

Which of the following is an example of a categorical variable?

Accepted Answer

Gender

Answer

Height

Answer

Age

Answer

Temperature

Question 15

What is a pie chart used for?

Accepted Answer

To show how data can be sorted into categories

Answer

To show the relationship between two variables

Answer

To compare two or more sets of data

Answer

To predict what will happen in the future

Question 16

Which of these graphs shows that as height increases, weight also tends to increase?

Accepted Answer

A graph with a line that slopes upwards from left to right

Answer

A graph with a line that slopes downwards from left to right

Answer

A graph with a horizontal line

Answer

A graph with a vertical line

Question 17

In a survey, 60 out of 100 students said they liked chocolate. What percentage of students liked chocolate?

Accepted Answer

60%

Answer

10%

Answer

20%

Answer

80%

Question 18

What type of graph is best for showing the frequency of different categories?

Accepted Answer

Pie chart

Answer

Bar chart

Answer

Line graph

Answer

Scatter plot

Question 19

Which of the following is an example of a measure that can take any value between two fixed points?

Accepted Answer

Height

Answer

Number of siblings

Answer

Eye color

Answer

Shoe size

Question 20

Which graph shows the greatest increase?

Accepted Answer

A line graph showing a steady increase of 5 units per day

Answer

A pie chart showing a 25% increase in sales

Answer

A bar chart showing a 10% increase in profits

Answer

A scatter plot showing a positive correlation

Question 21

The scatter plot shows the relationship between the height and weight of students. What does the slope of the line of best fit indicate?

Accepted Answer

As height increases, weight increases

Answer

As height decreases, weight increases

Answer

There is no relationship between height and weight

Answer

The weight of students is independent of their height

Question 22

The residuals plot shows the difference between the actual and predicted values for a regression line. What does a positive residual value indicate?

Accepted Answer

The actual value is greater than the predicted value

Answer

The actual value is less than the predicted value

Answer

The actual value is equal to the predicted value

Answer

The predicted value is greater than the actual value

Question 23

Which graph would be most suitable for showing the number of goals scored by different teams?

Accepted Answer

Bar chart

Answer

Scatter plot

Answer

Line graph

Question 24

Which of the following describes the relationship between study hours and test scores in the scatter plot?

Accepted Answer

Positive correlation

Answer

Negative correlation

Answer

No correlation

Question 25

Which type of graph would be most appropriate for presenting the favorite fruits of a group?

Accepted Answer

Pie chart

Answer

Bar chart

Answer

Line graph

Answer

Scatter plot

Question 26

Which sport was participated in by the most children, according to the table?

Accepted Answer

Football

Answer

Netball

Answer

Tennis

Answer

Swimming

Question 27

Based on the scatter plot, what is the relationship between the height and weight of the children?

Accepted Answer

Positive correlation

Answer

Negative correlation

Answer

No correlation

Question 28

Which of the following graphs displays the most data, making it easier to compare many different values?

Accepted Answer

Bar chart

Answer

Line chart

Answer

Pie chart

Answer

Scatterplot

Question 29

The table below shows the number of students in each class at a school.

| Class | Number of Students |
|---|---| 
| 6A | 30 |
| 6B | 25 |
| 6C | 28 |

What is the total number of students in Year 6?

Accepted Answer

83

Answer

78

Answer

88

Answer

93

Question 30

The pie chart below shows the favourite colours of a group of students.

[Image of a pie chart with different colours representing different percentages]

Which colour is the most popular?

Accepted Answer

Blue

Answer

Red

Answer

Green

Answer

Yellow

Question 31

Mr. Johnson wants to show how the number of students in his school has changed over the last 5 years. Which graph would be the best for him to use?

Accepted Answer

Line graph

Answer

Pie chart

Answer

Bar chart

Answer

Scatter plot

Question 32

A school asked students about their favorite after-school activities. The results are shown in a bar chart. Which is a benefit of using a bar chart for this purpose?

Accepted Answer

It shows how students' choices compare to each other.

Answer

It shows how students' choices change over time.

Answer

It can show a lot of data.

Question 33

Which type of data describes qualities or features and can be divided into groups, like gender or age?

Accepted Answer

Qualitative data

Answer

Quantitative data

Answer

Discrete data

Answer

Continuous data

Question 34

Which of these can you count or measure?

Accepted Answer

The number of toys you have

Answer

Your favourite movie

Question 35

What's the main reason for including a legend in a graph or chart?

Accepted Answer

To explain the meaning of the symbols or colors used

Answer

To make it look more visually appealing

Answer

To provide information about where the data came from

Answer

To add extra details that aren't related to the data

Question 36

Which type of graph is best suited for showing the most popular ice cream flavor based on votes?

Accepted Answer

Pie chart

Answer

Bar graph

Answer

Line graph

Answer

Scatter plot

Question 37

What relationship does the scatter plot show between the hours spent studying and test scores?

Accepted Answer

Scores increase as study time increases.

Answer

Scores decrease as study time increases.

Answer

There is no clear relationship.

Answer

Scores change in the opposite direction of study time.

Question 38

Which of these is NOT a method for displaying data?

Accepted Answer

Photo

Answer

Table

Answer

Chart

Answer

Map

Question 39

The data in the table below shows the number of pupils in each class at a school.

Class | Number of Pupils
---|---|---
A | 25
B | 30
C | 28
D | 32

What is the total number of pupils in the school?

Accepted Answer

115

Answer

110

Answer

112

Answer

117

Question 40

What is the purpose of a data key?

Accepted Answer

To clarify the meaning of symbols or colors used in a chart or graph.

Answer

To provide additional details about the data.

Answer

To make the chart or graph more visually appealing.

Answer

To aid students in comprehending the data.

Question 41

What does the term 'outlier' mean in the context of data interpretation?

Accepted Answer

An outlier is a data point that significantly differs from the rest of the data.

Answer

An outlier is a missing data point.

Answer

An outlier is an incorrect data point.

Answer

An outlier is an irrelevant data point.

Question 42

When representing changes over time, which type of graph is the most suitable?

Accepted Answer

Line

Answer

Bar

Answer

Pie

Answer

Scatterplot

Question 43

A survey reveals that 60% of students enjoy chocolate. In a class of 30 pupils, how many like chocolate?

Accepted Answer

18

Answer

12

Answer

24

Answer

30

Question 44

The scatter plot shows the relationship between the hours studied and test scores. Which statement best describes the trend?

Accepted Answer

As study time increases, test scores tend to increase.

Answer

As study time decreases, test scores tend to increase.

Answer

There is no relationship between study time and test scores.

Answer

Students who study more than 5 hours score above 80%.

Question 45

Which of the following is NOT a type of data?

Accepted Answer

Inferences

Answer

Numbers

Answer

Categories

Answer

Dates

Question 46

The scatter plot shows the relationship between height and weight. What kind of correlation do height and weight have?

Accepted Answer

Positive correlation

Answer

Negative correlation

Answer

No correlation

Answer

Non-linear correlation

Question 47

Which graph is best to show how data changes over time?

Accepted Answer

Line graph

Answer

Bar chart

Answer

Pie chart

Answer

Scatter plot

Question 48

We have a list of the number of students in each class at a school:

Class 1: 25
Class 2: 30
Class 3: 35
Which chart would be best to use to show this data?

Accepted Answer

Bar chart

Answer

Line graph

Answer

Histogram

Answer

Pie chart

Question 49

A scatter plot shows the relationship between two variables. What does a positive correlation in a scatter plot indicate?

Accepted Answer

As one variable increases, the other variable also increases.

Answer

As one variable increases, the other variable decreases.

Answer

There is no relationship between the two variables.

Answer

The relationship between the variables is non-linear.

Question 50

A bar chart shows the number of goals scored by each team in a football tournament. Which conclusion can be drawn from the chart?

Accepted Answer

The team with the highest number of goals is likely the winner.

Answer

The team with the lowest number of goals is likely the loser.

Answer

The team that scored the first goal probably won the tournament.

Answer

The tournament ended in a draw.

Question 51

Which measure of central tendency is appropriate for data that is not normally distributed?

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Range

Question 52

Which type of graph is used to show changes over time, like the growth of a plant?

Accepted Answer

Line graph

Answer

Bar chart

Answer

Pie chart

Answer

Scatterplot

Question 53

Which measure of central tendency is most easily affected by extreme values?

Accepted Answer

Mean

Answer

Median

Answer

Mode

Answer

Range

Question 54

Which of these is NOT a way of presenting data?

Accepted Answer

Sentence

Answer

Table

Answer

Chart

Answer

Graph

Question 55

Which type of chart is used to compare data that changes over time?

Accepted Answer

Line graph

Answer

Bar chart

Answer

Pie chart

Answer

Venn diagram

Question 56

Which type of graph is used to show the spread of data?

Accepted Answer

Histogram

Answer

Scatter plot

Answer

Double line graph

Answer

Radar chart

Question 57

Which measure of central tendency best describes the "typical" value of a dataset?

Accepted Answer

Mean

Answer

Median

Answer

Range

Answer

Mode

Question 58

Which title would be most suitable for a line graph that shows how the temperature changes throughout a day?

Accepted Answer

Daily Temperature Fluctuations

Answer

Temperature Information

Answer

Weather Patterns

Answer

Graph Analysis

Question 59

Which type of graph illustrates data over time?

Accepted Answer

Line graph

Answer

Bar chart

Answer

Pie chart

Answer

Scatter plot

Question 60

Which conclusion is supported by the data: Average temperature in London in January is 5 degrees Celsius, while in July it's 18 degrees Celsius?

Accepted Answer

London experiences seasonal temperature variations

Answer

London is warmer in July than January

Answer

London has consistent temperatures year-round

Answer

London's climate is extreme