Mastering Scatter Graphs & Correlation
Mathematics
GCSE Foundation
10 questions
~20 mins
0 views0 downloads
About This Worksheet
A worksheet covering Scatter Graphs & Correlation for GCSE Foundation students, focusing on understanding, interpretation, and application of correlation concepts.
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Mastering Scatter Graphs & Correlation
Subject: MathematicsGrade: GCSE Foundation
Name:
Date:
Untitled Worksheet
Grade GCSE Foundation
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Plot the following data points on a scatter graph: (2, 5), (4, 7), (6, 9), (8, 11).
[2 marks]2.
Describe the overall trend shown in the scatter graph with points: (1, 2), (2, 4), (3, 6), (4, 8).
[2 marks]3.
Identify whether the data shows a positive, negative, or no correlation: (1, 3), (2, 5), (3, 7), (4, 9).
[1 mark]APositive
BNegative
CNo correlation
4.
Calculate the approximate correlation coefficient (r) for the data points: (1, 2), (2, 4), (3, 6), (4, 8).
[3 marks]5.
On the same scatter graph, draw a line of best fit for the data: (2, 3), (4, 7), (6, 11).
[2 marks]6.
Explain whether the data shows a strong, moderate, or weak correlation.
[2 marks]7.
If the data points are (1, 1), (2, 2), (3, 3), (4, 4), what is the likely correlation coefficient?
[1 mark]A1
B0
C-1
8.
A dataset shows no apparent pattern. What type of correlation does this suggest?
[1 mark]APositive
BNegative
CNo correlation
9.
A farmer records the number of hours worked and the amount of crop yielded. How can scatter graphs help in making decisions about farming practices?
[3 marks]10.
A researcher finds a negative correlation between study hours and errors made on a test. What does this imply?
[3 marks]Quick Actions
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- Created
- 12/30/2025
- Updated
- 12/30/2025
- Type
- worksheet