2
Try again.
Incorrect.
The frequency of appearance of letters (R, V, K, L, N) in certain positions (first or third letter) in words is the variable measured in the first part of the current study. Tversky and Kahneman (1973) used the fact that individuals overwhelmingly assume that these letters appear more often in the first position rather than the third as evidence for their availability explanation of human decision-making.