Menu navigation (2)

5 screen parts:

title page, number, entries, topic heading, instructions

2 positional conditions:

[R] random

[C] constant

dependent variable:

[RT] reaction time

[R.C. Teitelbaum & R.E. Granada (1983) The effects of positional constancy on searching menus for instructions. Proceedings CHI’83, ACM, pp. 150-153]