518
preference between before and after actual use. Moreover, there was significant
difference in regard to the upper menu of three column amounts (t(15)=-2.15,
p=0.48). The preference of after actual use (M=6.81, SD=.557) was significantly
higher than before use (M=5.5, SD=.548). The results identified a main effect of the
menu position on preference (F2,78=9.40, p=0.00). Multiple comparisons showed
that the preference for left menu (M=4.36, SD=0.93) was significantly higher than it
was for upper menu (M=4.62, SD=0.87) and right menu (M=4.10, SD=0.81). The
right menu obtained the lowest score in preference.
4.2 PART 2: SUBJECTIVE EVALUATION AFTER ACTUAL USE
The descriptive statistics revealed the subjective evaluation ...