Assume that on a standardized test of 100 questions, a person has a probability of 80% of answering any particular question correctly. Find the probability of answering between 79 and 89 questions, inclusive. (Assume independence, and round your answer to four decimal places.) P(79 ≤ X ≤ 89) =
Assume that on a standardized test of 100 questions, a person has a probability of 80% of answering any particular question correctly. Find the probability of answering between 79 and 89 questions, inclusive. (Assume independence, and round your answer to four decimal places.) P(79 ≤ X ≤ 89) =
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
Section8.7: Probability
Problem 41E
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Assume that on a standardized test of 100 questions, a person has a probability of 80% of answering any particular question correctly. Find the probability of answering between 79 and 89 questions, inclusive. (Assume independence, and round your answer to four decimal places.)
P(79 ≤ X ≤ 89) =
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