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Author Question: A normal probability distribution a. can have mean of any numerical value. b. needs to have a mean ... (Read 18 times)

WWatsford

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on: Aug 1, 2018
A normal probability distribution
 a. can have mean of any numerical value.
  b. needs to have a mean of 0.
  c. has a standard deviation of 0.
  d. must have a standard deviation of 1 and a mean of 0.

Question 2

The expected value of a discrete random variable
 a. is the most likely or highest probability value for the random variable.
  b. will always be one of the values x can take on, although it may not be the highest probability value for the random variable.
  c. is the average value for the random variable over many repeats of the experiment.
  d. is the value it is expected to assume in the next trial.


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jaykayy05

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Reply #1 on: Aug 1, 2018
Answer to Question 1

a

Answer to Question 2

c


WWatsford

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Reply 2 on: Aug 1, 2018
Great answer, keep it coming :)

dyrone

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Reply 3 on: Yesterday
Excellent

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