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Author Question: A dispatcher for an airport shuttle averages sending a van to the airport 2 times every 60 minutes. ... (Read 156 times)

RRMR

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on: Jun 24, 2018
A dispatcher for an airport shuttle averages sending a van to the airport 2 times every 60 minutes. The distribution is Poisson, and the driver must take a 15-minute lunch break. The probability that he can finish lunch before getting a call is:
 a. 0.1350.
  b. 0.6065.
  c. 0.3935.
  d. 1.6490.
  e. 0.8650.

Question 2

The Coca-Cola Company has 40 of the cola market. The probability that a sample proportion for n = 30 falls within 0.10 of the true population proportion of 0.40, which represents the proportion of cola drinkers who prefer a Coca-Cola drink is:
 a. 0.7372.
  b. 0.3686.
  c. 0.4599.
  d. 0.9198.
  e. not enough information given to make calculation.


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Marked as best answer by a Subject Expert

Jody Vaughn

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Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

A


RRMR

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Reply #2 on: Jun 24, 2018
Correct answers!


Jody Vaughn

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Reply #3 on: Jun 24, 2018
Great! Please up vote :D


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