When Testing to Determine If Correlation Is Significant, We Use $H _ { 0 } : \rho = 0$

Essay

When testing to determine if correlation is significant, we use the hypotheses $H _ { 0 } : \rho = 0$ , $H _ { 1 } : \rho \neq 0$ . What does the symbol $\rho$ represent? Explain the meaning of the null and alternative hypotheses.