A student takes a true-false test that has 14 questions and guesses randomly at each answer. Let X be the number of questions answered correctly. Find P(5)
A) 0.1222
B) 0.0001
C) 0.1833
D) 0.0611

Name: A student takes a true-false test that has 14 questions and guesses randomly at each answer. Let X be the number of questions answered correctly. Find P(5) A) 0.1222 B) 0.0001 C) 0.1833 D) 0.0611
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Question

Quizplus · Accepted Answer

P(5) = (14 choose 5) * (1/2)^14 = 0.1222

A Student Takes a True-False Test That Has 14 Questions