Question 13

A cognitive psychologist conducts a study of whether familiarity of words predicts the time it takes to press a button indicating whether the word is singular or plural. All participants are given the same words. Familiarity with these was related at a later time on a 10-point scale (higher = more familiar). Below are the scores for the first three participants. Familiarity Reaction Time Person Tested X Y A 6 1.19 B 9 1.28 C 5 1.8 What is the correct value of "b" in the linear regression equation? Previous