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Author Question: The owner of a computer repair shop has determined that their daily revenue has mean 7200 and ... (Read 115 times)

misspop

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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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Answer to Question 1

A

Answer to Question 2

A



misspop

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Both answers were spot on, thank you once again




 

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