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Author Question: If X has a normal distribution with mean 60 and standard deviation 6, which value of X corresponds ... (Read 78 times)

Marty

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on: Jun 24, 2018
If X has a normal distribution with mean 60 and standard deviation 6, which value of X corresponds with the value z = 1.96?
 a. x = 71.76
  b. x = 67.96
  c. x = 61.96
  d. x = 48.24

Question 2

Which of the following is not a characteristic for a normal distribution?
 a. It is symmetrical.
  b. The mean is always zero.
  c. The mean, median, and mode are all equal.
  d. It is a bell-shaped distribution.


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alexisweber49

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

A

Answer to Question 2

B


Marty

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

diana chang

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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