Division Number of tests

The complete test procedure under type approval (NEDC) hot start conditions on the test bench shall be repeated at least three times. The arithmetic means of the CO₂ emission from the baseline vehicle ( $B_{{\mathrm{TA}}_{\mathrm{hot}}}$ ) and the respective standard deviation of the arithmetic mean ( $s_{B_{{\mathrm{TA}}_{\mathrm{hot}}}}$ ) shall be calculated.