Which of the following is used to determine the specificity of requirements ?
- $\frac{n_{1}}{n_{2}}$
- $\frac{n_{1}}{n_{2}}$
- $n_{1} + n_{2}$
- $n_{1} - n_{2}$
Where $n_{1}$ is the number of requirements for which all reviewers have identical interpretations, $n_{2}$ is number of requirements in a specification.