Suppose That the Probability That a Person Will Remember Between

Multiple Choice

Suppose that the probability that a person will remember between 100a% and 100b% of material learned in an experiment is where x represents the proportion remembered. Determine from the figure below, the probability that a randomly chosen individual will recall between 30% and 75% of the material? Express your answer as a percent rounded to three decimal places.

A) 12.100%
B) 154.300%
C) 58.400%
D) 3.300%
E) 12.300%