STATS Part III. Correlation

| August 30, 2017

Question
Part III. Correlation

Using Stat Disk, calculate the linear correlation between the data in the Age and Selling Price columns. List the steps used for the calculation and give the resulting correlation coefficient.

Explain the mathematical relationship between Age and Selling Price based on the linear correlation coefficient. Be certain to include comments about the magnitude and the direction of the correlation.

List the sample size and the degrees of freedom for this computation.

Using Stat Disk, calculate the linear correlation coefficient between the data in the Area and Taxes columns.

Compare and contrast these two relationships:

Age and Selling Price

Area and Taxes

How are they similar? How are they different?

[Hint: Read Page 290 “Types of

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