Same of you mentioned the concept of self-efficacy and in some of the
papers I found references to the following paper:
Ramalingam V. Wiedenbeck S. Development and validation of scores on
a computer programming self-efficacy scale and group analyses of
novice programmer self-efficacy.
I'd just like to endorse the suggestion that you regard this study
as a pilot study. Last year I did an experiment on code reading
(three programs presented in three different styles). It turned
out that the dominant effects were
- a number of students complaining that a 30-page manual for
