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Algebra 2 2-5 Independent Practice: Using Linear Models
By Matthew Richardson
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Last updated about 3 years ago
8 questions
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Question 1
1.
Describe the correlation in the data represented in the scatter plot below.
No correlation
Positive correlation
Strong negative correlation
Strong positive correlation
Negative correlation
Question 2
2.
Make a scatter plot of the set of points.
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Question 3
3.
Describe the correlation in the data you graphed in the previous item.
Strong negative correlation
Strong positive correlation
Negative correlation
No correlation
Positive correlation
Question 4
4.
The set {(2, 58), (6, 105), (8, 88), (8, 118), (12, 117), (16, 137), (20, 157), (20, 169)} is graphed below.
Sketch a trend line to model the data. Use a contrasting color.
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Question 5
5.
Writing:
How can you determine whether two variables
x
and
y
for a real-life situation are correlated?
Question 6
6.
Analysis:
Do you think a trend line on a graph is always the same as the line of best fit? Why or why not?
Question 7
7.
Compare and Contrast:
What is the difference between a positive correlation and a negative correlation?
How might you relate positive correlation with direct variation?
Question 8
8.
Reflection:
Math Success
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