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Author Question: The probability that a football game will go into overtime is 15. In 260 randomly selected football ... (Read 158 times)

cmoore54

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on: Jul 24, 2018
The probability that a football game will go into overtime is 15. In 260 randomly selected football games, what is the mean and the standard deviation of the number that went into overtime?
 
  A) mean: 39; standard deviation: 5.75760367 B) mean: 39; standard deviation: 6.244998
  C) mean: 36.4; standard deviation: 5.75760367 D) mean: 36.4; standard deviation: 6.244998

Question 2

The government of a town needs to determine if the citys residents will support the construction of a new town hall. The government decides to conduct a survey of a sample of the citys residents.
 
  Which one of the following procedures would be most appropriate for obtaining a sample of the towns residents? A) Survey a random sample of persons within each geographic region of the city.
  B) Survey a random sample of employees at the old city hall.
  C) Survey every 7th person who walks into city hall on a given day.
  D) Survey the first 300 people listed in the towns telephone directory.


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ynlevi

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

A

Answer to Question 2

A


cmoore54

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Reply #2 on: Jul 24, 2018
Thanks


ynlevi

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Reply #3 on: Jul 24, 2018
Welcome :)


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