Which of the following statements is true? group of answer choices
a. if attendance increases by 1%, the estimated mean score received will increase by 39.39 percentage points.
b. if attendance increases by 1%, the estimated mean score received will increase by 0.341 percentage points.
c. if the score received increases by 39.39%, the estimated mean attendance will go up by 1%.
d. if attendance increases by 0.341%, the estimated mean score received will increase by 1 percentage point.