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Year 9 Computing - Data Science
Year 9 Computing - Data Science
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Questions to test students on their knowledge of Data Science in Year 9 Key Stage 3.
Flashcards
20 cards
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Practice quiz
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Questions
20
Answers
1
What is needed to create a
visualisation
?
Graphic
Information
Dataset
Chart
2
Which best describes the
PROBLEM
phase of the investigative cycle?
Define the problem that needs to be solved and pose questions.
Gather the data. Cleanse the data before moving onto the next step.
Predict an answer to the question(s). Find a data set.
Spot any patterns, trends, correlations, or outliers.
3
Which best describes the
DATA
phase of the investigative cycle?
Spot any patterns, trends, correlations, or outliers.
Define the problem that needs to be solved and pose questions.
Predict an answer to the question(s). Find a data set.
Gather the data. Cleanse the data before moving onto the next step.
4
Which of the following best describes
DATA
?
Visualisation of data
Infographic shoiwng multiple datasets
Data given meaning
Raw facts and figures
5
Which of the following is the correct order of the
investigative cycle
?
Problem, data, plan, analysis, conclusion
Problem, plan, data, analysis, conclusion
Plan, problem, analysis, data, conclusion
Conclusion, plan, problem, data, Analysis
6
Which of the following best describes
INFORMATION
?
Visualisation of data
Data given meaning
Infographic showing multiple datasets
Raw facts and figures
7
Which best describes the
ANALYSIS
phase of the investigative cycle?
Define the problem that needs to be solved and pose questions.
Gather the data. Cleanse the data before moving onto the next step.
Spot any patterns, trends, correlations, or outliers.
Predict an answer to the question(s). Find a data set.
8
In which step of the cycle would you work out where the data will come from or how you will collect it?
Problem
Plan
Data
Analysis
9
In which step of the
investigative cycle
would you pose the question(s) that you will use data to help you answer?
Plan
Data
Problem
Analysis
10
Which is the correct abbreviation for the
Investigative Cycle
?
PDACP
PPDAC
DACPP
PP
11
What type of chart is this?
Line Chart
Pie Chart
Spot Chart
Bar Chart
12
Identify the
outlier
in the data
Point B
Point C
Point D
Point A
13
Which of the following best describes a
data visualisation
?
A visual representation that communicates relationships among the data
Presenting related data so that a user can see individual items of data
Making sure that data is accessible and that no data is hidden
A collection of graphs that tell a story when put together
14
What type of
correlation
does this
visualisation
show from
1949
Negative
No correlation visible
Positive
Neutral
15
Which best describes the
PLAN
phase of the investigative cycle?
Spot any patterns, trends, correlations, or outliers.
Predict an answer to the question(s). Find a data set.
Gather the data. Cleanse the data before moving onto the next step.
Define the problem that needs to be solved and pose questions.
16
What is meant by a
correlation
?
When data is placed in a graph
When there is an upward trend in a graph
The relationship between two or more variables
When there is a set of data that lies out of the normal or expected range
17
Which of the following is the most accurate definition of data science?
Writing code that makes sure inaccuracies in data sets are spotted, removed
Extracting meaning from large data sets to support decision making
Performing experiments and recording the data produced by those experiments
Using computers to analyse data to produe information
18
Is the following a
visualisation
or an
infographic
?
Visualisation and data capture
Infographic
Data Capture
Visualisation
19
In which step of the cycle would you
cleanse
the data?
Data
Plan
Analysis
Problem
20
All websites collect data on their users through cookies. What type of data capture is this?
Evasive
Overt
Not all websites collect data
Covert
