Question

When presented with prints from the same​ individual, a fingerprint expert will correctly identify the match 88​% of the time. Consider a forensic database of 1100 different pairs of​ fingerprints, where each pair is a match. Complete parts a and b below.

a. What proportion of the 1100 pairs would an expert be expected to correctly identify as a​ match?

The proportion of the 1100 pairs that an expert would be expected to correctly identify as a match is ___.

​(Round to four decimal places as​ needed.)

b. What is the probability that an expert will correctly identify fewer than 946 of the fingerprint​ matches?

The probability that an expert will correctly identify fewer than 946 of the fingerprint matches is ___.

​(Round to four decimal places as​ needed.)

Answer 1