What is a correlation coefficient and what does it measure?
Calculating and Interpreting Correlation Coefficients with Technology

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Mathematics
•
9th - 10th Grade
•
Hard
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7 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the significance of a correlation coefficient value of 0.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
How can technology be used to calculate the correlation coefficient?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the process of calculating the correlation coefficient using a TI-83 calculator.
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What does a correlation coefficient of 9/10 indicate about the relationship between two variables?
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6.
OPEN ENDED QUESTION
3 mins • 1 pt
Discuss a common misunderstanding regarding the correlation coefficient.
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7.
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3 mins • 1 pt
What is the relationship between the steepness of a slope and the correlation coefficient?
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