Copy and complete the table at right. Then answer 3a-d to calculate the correlation coefficient. a. What
Question:
a. What is the sum of the values for (x - )(y - )?
b. What are and sx?
c. What are and sy?
d. Calculate
e. What does this value of r tell you about the data?
f. Draw a scatter plot to confirm your conclusion in 3e.
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Discovering Advanced Algebra An Investigative Approach
ISBN: 978-1559539845
1st edition
Authors: Jerald Murdock, Ellen Kamischke, Eric Kamischke
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