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Author Question: The average score of all golfers for a particular course has a mean of 69 and a standard deviation ... (Read 160 times)

azncindy619

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on: Jun 24, 2018
The average score of all golfers for a particular course has a mean of 69 and a standard deviation of 3. Suppose 36 golfers played the course today. Find the probability that the average score of the 36 golfers exceeded 70.
 
  A) .3707 B) .0228 C) .4772 D) .1293

Question 2

Transportation officials tell us that 90 of drivers wear seat belts while driving. What is the probability that between 525 and 530 drivers in a sample of 600 drivers wear seat belts?
 
  A) 0.0985 B) 0.9015 C) 0.0811 D) 0.0174


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samiel-sayed

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

B

Answer to Question 2

C


azncindy619

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

olderstudent

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Reply 3 on: Yesterday
Wow, this really help

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