Houghton Mifflin Harcourt Algebra 1, 2015
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Exercise 4 Page 350

Is there a strong correlation between the values?

Example Solution: 0.4

We are asked to estimate the correlation coefficient. First, we need to look at the type of correlation. Since the y-values increase as the x-values increase, there is a positive correlation.

0

Notice that this is one of many different possible estimations for the correlation coefficient.