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Author Question: Transportation officials tell us that 80 of drivers wear seat belts while driving. What is the ... (Read 64 times)

PhilipSeeMore

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on: Jun 24, 2018
Transportation officials tell us that 80 of drivers wear seat belts while driving. What is the
  probability of observing 518 or fewer drivers wearing seat belts in a sample of 700 drivers?
 
  A) 0.2 B) approximately 1
  C) approximately 0 D) 0.8

Question 2

Transportation officials tell us that 90 of drivers wear seat belts while driving. Find the
  probability that more than 551 drivers in a sample of 600 drivers wear seat belts.
 
  A) 0.1 B) 0.9 C) 0.0594 D) 0.9406


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sailorcrescent

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

C

Answer to Question 2

C


PhilipSeeMore

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Reply 2 on: Jun 24, 2018
Wow, this really help

carojassy25

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Reply 3 on: Yesterday
Gracias!

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