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Author Question: The owner of a computer repair shop has determined that their daily revenue has mean 7200 and ... (Read 134 times)

misspop

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on: Jul 24, 2018
The owner of a computer repair shop has determined that their daily revenue has mean 7200 and standard deviation 1200. The daily revenue totals for the next 30 days will be monitored.
 
  What is the probability that the mean daily revenue for the next 30 days will exceed 7500? A) 0.0853 B) 0.9131 C) 0.0869 D) 0.9147

Question 2

How many arrangements can be made using 2 letters of the word HYPERBOLAS if no letter is to be used more than once?
 
  A) 90 B) 1,814,400 C) 45 D) 3,628,800


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lindahyatt42

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

A

Answer to Question 2

A


misspop

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Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


lindahyatt42

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


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