Mastering Scatter Graphs & Correlation
Mathematics
Grade 7
11 questions
~22 mins
0 views0 downloads
About This Worksheet
A worksheet covering Scatter Graphs & Correlation for Grade 7 students. It introduces the concept of correlation, how to interpret scatter graphs, and apply these skills to real-world data.
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Mastering Scatter Graphs & Correlation
Subject: MathematicsGrade: Grade 7
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Date:
Untitled Worksheet
Grade Grade 7
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
What is a scatter graph used for?
[1 mark]2.
Identify the type of correlation in the following description: 'As the number of hours studied increases, exam scores tend to increase.'
[1 mark]APositive
BNegative
CNo correlation
3.
Plot the following data points on a scatter graph: (2, 5), (4, 7), (6, 8), (8, 10).
[2 marks]4.
Describe the overall trend shown by this scatter graph: (Note: Use the description below the graph).
[2 marks]5.
If a scatter graph shows no clear pattern, what type of correlation does it have?
[1 mark]6.
Determine if the following data shows positive, negative, or no correlation: (1, 10), (2, 8), (3, 6), (4, 4).
[2 marks]7.
Explain why a scatter graph with points randomly scattered might indicate no correlation.
[3 marks]8.
A study shows that as the number of hours of exercise increases, weight tends to decrease. What kind of correlation is this?
[1 mark]APositive
BNegative
CNo correlation
9.
Given the following data, draw a scatter graph and describe the correlation: (3, 4), (4, 5), (5, 7), (6, 8).
[3 marks]10.
A sports coach collects data on players’ hours of practice and their scores in a game. The data shows a clear upward trend. What does this imply about practice and performance?
[3 marks]11.
Challenge: A researcher finds a scatter graph where the points form a downward-sloping line. What is the nature of the correlation, and what might this imply about the relationship between variables?
[4 marks]Quick Actions
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Details
- Created
- 12/30/2025
- Updated
- 12/30/2025
- Type
- worksheet