Correlation Coefficient

Estimate the correlation coefficient.

• r=0

• r=-1

• r=1

• r=2

Estimate the correlation coefficient

• r=-1

• r=1

• r=-0.5

• r=0.5

Estimate the correlation coefficient.

• r=1

• r=-1

• r=0.5

• r=-0.5

Estimate the correlation coefficient

• r=1

• r=-1

• r=0

• r=-0.5

Estimate the correlation coefficient

• r= -0.9

• r= 0.9

• r=-0.5

• r=0.5

What is most likely the correlation coefficient for this data set?

• r = -0.20

• r = -0.75

• r = 0.85

• r = 1.00

As shown in the table, a person's target heart rate during exercise changes as the person gets older. Find the correlation coefficient (r).

• -0.999

• -0.664

• 0.998

• 1.503

Determine the correlation coefficient of the given data.

• - .5477

• .1770

• .8956

• - .9463

Match the following correlation coefficients.

• strong negative

• -0.25

• weak negative

• 0.48

• weak positive

• 0.56

• strong positive

• -0.95

Estimate the correlation coefficient.

• r=-1

• r=1

• r=-0.5

• r=0.5