When presented with prints from the same individual, a fingerprint expert will correctly identify the match 82% of the time. Consider a forensic database of 900 different pairs offingerprints, where each pair is a match. Complete parts a and b below.

a. What proportion of the 900 pairs would an expert be expected to correctly identify as a match?
b. What is the probability that an expert will correctly identify fewer than 693 of the fingerprint matches