Slope

Q.

Cypher query language is associated with

Q.

The coefficients of correlation between the heights (in inches) of fathers and sons from the following data will be: Heights of fathers $\left(x\right)65666768697071$ and Heights of Sons $\left(y\right)67686669727269$

1. $0.60$

2. $-0.60$

3. $-0.67$

4. $0.67$