Please answer thoroughly

1. A cognitive psychologist conducted a study of whether familiarity of words (X) predicts the time it takes (in seconds) to press a button indicating whether the word is singular or plural (Y), with all participants being given the same words. Familiarity with these words was rated at a later time on a 7-point scale (with higher numbers indicating more familiarity). The participants' scores were: Y 0.3 1.5 JWUNOA 0.8 1.4 0.1 a. Figure the Pearson correlation coefficient (16 pts.). b. Describe the correlation using direction, form and strength (9 pts.)