The chambers judge found that the income approach failed to produce an assessment that could reasonably be expected to reflect market value, and was therefore not in the
range of acceptable outcomes.
In other words, if the reasons allowed the reviewing court to understand why the tribunal made its decision and permit it to determine whether the conclusion is within the
range of acceptable outcomes, the Dunsmuir criteria are met: Newfoundland and Labrador Nurses» Union v. Newfoundland and Labrador (Treasury Board).6
This «band»
of acceptable outcomes is then recorded on one or several Shewhart charts.
The court is limited to the residual role of ensuring that the reasons given by the Adjudicator justify the outcome, and demonstrate that it falls within the range
of acceptable outcomes.