Table 7. Helicopter transition evaluation results evaluation t-test by gender

Group Obs Mean Sth. Dev. 95% Conf. Interval
Female 5 89.928 1.3080 88.303 91.552
Male 64 88.6582 2.3421 88.073 89.243
Diff 1.269 -1.063 3.3955 0.8560
diff = mean(0) - mean(1)Ho: diff = 0 t = 1.1922degrees of freedom = 67
Ha: diff < 0Pr(T<t) = 0.1187 *Ha: diff != 0Pr(|T|>|t|) = 0.2374 Ha: diff > 0Pr(T>t) = 0.8813
p<.05