Suppose approximately 75% of all marketing personnel are extroverts, whereas about 60% of all computer programmers are introverts. (For each answer, enter a number. Round your answers to three decimal places.) (a) At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts? 0.852 What is the probability that 5 or more are extroverts? 1.000 What is the probability that all are extroverts? 0.013 ✓ (b) In a group of 5 computer programmers, what i the probability that none are introverts? x What is the probability that 3 or more are introverts? X What is the probability that all are introverts? x

Suppose approximately 75% of all marketing personnel are extroverts, whereas about 60% of all computer programmers are introverts. (For each answer, enter a number. Round your answers to three decimal places.) (a) At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts? 0.852 What is the probability that 5 or more are extroverts? 1.000 What is the probability that all are extroverts? 0.013 ✓ (b) In a group of 5 computer programmers, what i the probability that none are introverts? x What is the probability that 3 or more are introverts? X What is the probability that all are introverts? x

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.8: Probabilities Of Disjoint And Overlapping Events

Problem 2C

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