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Author Question: If the average height for women is normally distributed with a mean of 65 inches and a standard ... (Read 191 times)

HCHenry

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on: Jun 19, 2018
If the average height for women is normally distributed with a mean of 65 inches and a standard deviation of 2.5 inches, then approximately 95 of all women should be between _____ and _____ inches in height.
 
  a. 62.5; 67.7
  b. 60; 70
  c. 57.5; 72.5
  d. Cannot say from the information given.

Question 2

Faculty in the psychology department at State University consume an average of 5 cups of coffee per day with a standard deviation of 1.5 . The distribution is normal. How many cups of coffee would an individual at the 25th percentile drink per day?
 
  a. 4
  b. 5
  c. 6
  d. 7


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chreslie

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Reply #1 on: Jun 19, 2018
Answer to Question 1

b

Answer to Question 2

a


HCHenry

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Reply 2 on: Jun 19, 2018
Gracias!

kjohnson

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Reply 3 on: Yesterday
Excellent

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