A student is taking a multiple choice quiz but forgot to study and so he will randomly guess the answer to each question. There are a total of 12 questions, each with 4 answer choices. Only one answer is correct for each question. The probability that he correctly answers fewer than 2 questions is 0.2322 (B) 0.3907 0.1584 0.8416

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.CT: Chapter Test
Problem 30CT: In a batch of 20 tires, 2 are known to be defective. If 4 tires are chosen at random, find the...
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Discrete probability: just tell me the correct one
A student is taking a multiple choice quiz but forgot to study and so he will randomly guess answer to each question. There are
a total of 12 questions, each with 4 answer choices. Only one answer is correct for each question. The probability that he correctly
answers fewer than 2 questions is
(A) 0.2322
(B) 0.3907
(c) 0.1584
D 0.8416
Transcribed Image Text:A student is taking a multiple choice quiz but forgot to study and so he will randomly guess answer to each question. There are a total of 12 questions, each with 4 answer choices. Only one answer is correct for each question. The probability that he correctly answers fewer than 2 questions is (A) 0.2322 (B) 0.3907 (c) 0.1584 D 0.8416
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