In general within the sdt framework the values of µ and σ are arbitrary and therefore we choose the simpler values of µ = 0 and σ = 1 (other values will give the same results but with more cumbersome procedures). In this case, Equation 1 reduces to
In general within the sdt framework the values of µ and σ are arbitrary and therefore we choose the simpler values of µ = 0 and σ = 1 (other values will give the same results but with more cumbersome procedures). In this case, Equation 1 reduces to