
Correlation and Scatter Plot Analysis
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a scatter plot in analyzing bivariate data?
To identify trends and correlations
To calculate the mean of the data
To determine the median value
To find the mode of the data
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a positive correlation, what happens to the value of y as x increases?
y increases
y fluctuates randomly
y remains constant
y decreases
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes a negative correlation?
x and y both decrease
x and y are unrelated
As x increases, y increases
As x increases, y decreases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of the football players' scatter plot, what does a positive correlation indicate?
Height decreases as weight increases
Height and weight are unrelated
Height increases as weight increases
Height remains constant as weight increases
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a line of fit in a scatter plot?
To calculate the average of the data
To highlight the outliers
To describe the trend of the data
To connect all data points
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is a line of fit drawn in a scatter plot with a positive correlation?
Vertically
Upwards
Downwards
Horizontally
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the correlation coefficient (r) measure?
The average of the data
The strength and direction of a linear relationship
The median of the data
The mode of the data
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