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Author Question: Explain the difference between quantitative and qualitative analysis from the manager's point of ... (Read 127 times)

yoooooman

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on: Jun 24, 2018
Explain the difference between quantitative and qualitative analysis from the manager's point of view.

Question 2

Suppose x is a normally distributed random variable with a mean of 50 and a standard deviation of 5 . Use Excel to calculate the following:
 a. P(x  45)
  b. P(45  x  55)
  c. P(x  55)
  d. x value with 0.20 in the lower tail
  e. x value with 0.01 in the upper tail


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Ahernandez18

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

Answer not provided.

Answer to Question 2

a. P(x  45) =NORM.DIST(45,50,5,TRUE)
b. P(45  x  55) =NORM.DIST(55,50,5,TRUE)-NORM.DIST(45,50,5,TRUE)
c. P(x  55) =1-NORM.DIST(55,50,5,TRUE)
d. x value with 0.20 in the lower tail =NORM.INV(0.2,50,5)
e. x value with 0.01 in the upper tail =NORM.INV(0.99,50,5)


yoooooman

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Reply #2 on: Jun 24, 2018
Thank you


Ahernandez18

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Reply #3 on: Jun 24, 2018
No problemo


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