Fill in the blanks. a. The symbol used for the linear correlation coefficient is b. A value of $r$ close to $\pm 1$ indicates that there is a linear relationship between the variables. c. A value of $\mathrm{r}$ close to indicates that there is either no linear relationship between the variables or a weak one. a. The symbol used for the linear correlation coefficient is b. A value of $r$ close to $\pm 1$ indicates that there is a linear relationship between the variables. c. A value of r close to indicates that there is either no linear relationship between the variables or a weak one. CS.VS. 1292||