In a multiple choice test there are 10 questions each has five choices, of which one is the true answer. If a student is guessing the exam, find the probability that he will get at least two correct answers Select one:
In a multiple choice test there are 10 questions each has five choices, of which one is the true answer. If a student is guessing the exam, find the probability that he will get at least two correct answers Select one:
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section7.1: Percents And Fractions
Problem 29E
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Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
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Transcribed Image Text:In a multiple choice test there are 10 questions each has five choices, of which
one is the true answer. If a student is guessing the exam, find the probability that
he will get at least two correct answers
Select one:
O a. 0.8389
O b. 0.6242
O c. 0.1611
O d. 0.3758
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