Answer to Question #262262 in Other for Ali

Question

Magnetic resonance imaging (MRI) is a process that produces internal body images using a strong

magnetic field. Some patients become claustrophobic and require sedation because they are required to lie

within a small, enclosed space during the MRI test. Suppose that 20% of all patients undergoing MRI testing

require sedation due to claustrophobia. If five patients are selected at random, find the probability that

the number of patients in these five who require sedation is

a. exactly 2 b. none c. exactly 4

Answer 1

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