A larger standard deviation of a normal distribution indicates ...

[dollx]

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.

[stanleka1]

Answer to Question 1

B

Answer to Question 2

A

[dollx]

Thanks for the timely response, appreciate it

[daiying98]

Gracias!