Which of the following is not a possible r-value

(-0.3)

(0.3)

(-0.6)

(1.6)

1.6. The Pearson Correlation Coefficient, otherwise known as r-value, must have a value between - 1 and 1. It's used to measure how closely related two different variables are. - 1 means negative linear correlation, 0 means no linear correlation, and 1 means positive linear correlation.