The Lexical Decision Task

Question 1

What is Rubenstein et al. (1970) study of the lexical decision task?

Answer 1

• A string of letters are presented on a computer screen.
• Some are proper words and some are a non-sense string of letters.
  The task: to press one button if it is a word and another if it is a nonsense string of letters.

Question 2

What are the IV in Lexical Decision task?

Answer 2

Word frequency: how often a word occurs in language
Age of acquisition: the average age at which people acquire the knowledge of the word

Question 3

What are the DV in Lexical Decision task?

Answer 3

Reaction time: how long it took to make a lexical decision.
Accuracy: whether the decision was correct/incorrect.