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Author Question: A larger standard deviation of a normal distribution indicates that the distribution becomes: a. ... (Read 148 times)

dollx

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on: Jun 24, 2018
A larger standard deviation of a normal distribution indicates that the distribution becomes:
 a. narrower and more peaked.
  b. flatter and wider.
  c. more skewed to the right.
  d. more skewed to the left.

Question 2

Given that Z is a standard normal random variable, a negative value (z) on its distribution would indicate:
 a. z is to the left of the mean.
  b. the standard deviation of this Z distribution is negative.
  c. the area between zero and the value z is negative.
  d. None of these choices.


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stanleka1

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

B

Answer to Question 2

A


dollx

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Reply 2 on: Jun 24, 2018
Excellent

flexer1n1

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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