Coefficient

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=0

• r=-1

• r=1

• r=2

Describe the relationship between the variables.

• Strong positive correlation

• Strong negative correlation

• Weak negative correlation

• Weak positive correlation

Estimate the correlation coefficient

• r=1

• r=-1

• r=0

• r=-0.5

Estimate the correlation coefficient.

• r=-1

• r=1

• r=-0.5

• r=0.5

Estimate the correlation coefficient.

• Strong positive correlation

• Strong negative correlation

• Weak positive correlation

• Weak negative correlation

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

The correlation coefficient is a number "r" such that: 

• -1<r<1

• -1>r>1

• -1≤r≤1

• -1≥r≤1

Describe a correlation with a coefficient of r=-0.89

• Strong positive

• Weak positive

• Strong negative

• Weak negative