Answered: An average of 12 planes land at an…

An average of 12 planes land at an airport an hour. What is the probability that 2 planes will land at this airport in half an hour? a) 0.30 B) 0.70 NS) 0.028 D) 0.045 TO) 0.15

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

25 -

An average of 12 planes land at an airport an hour. What is the probability that 2 planes will land at this airport in half an hour?

0.30

0.70

NS)

0.028

0.045

TO)

0.15

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