q-test confidence interval values sorted range 7 8 1 32.56 30.1 Qexp1 0.351428571 intervals 1 2 35.14 32.56 Qexp2 0.28 from table 7 3 34.10 33.33 alpha 0.05 for n=8 "<30,1;35,14>" 4 33.33 34.1 Qcrit 0.526 5 37.10 34.45 Qexp1" null hypothesis no outliers in sample