Independent variables Number degrees of freedom Value of F-Snedecor test Value of test Probabilisty Free word 1 14668,76 0,000000 Vehicle 2 3,83 0,4215 Route 2 33,46 0,000000 Sensor 2 31,31 0,000000

Table 5: Variance analysis result - differences in air temperature measurements made with the thermo hygrometer Pt-1000 inside the cooling chamber depending on the vehicle and covered distance.