Which of the following statements is true regarding the Normal distribution
A) It is always the appropriate distribution in simulation modeling
B) It does not permit negative values
C) There is a 95% chance that values will be within ± 2 standard deviations of the mean
D) All of these options

Question

Which of the following statements is true regarding the Normal distribution
A) It is always the appropriate distribution in simulation modeling 
B) It does not permit negative values 
C) There is a 95% chance that values will be within ± 2 standard deviations of the mean 
D) All of these options

Quizplus · Accepted Answer

The statement that is true regarding the Normal distribution is that there is a 95% chance that values will be within ± 2 standard deviations of the mean. This is a characteristic of the Normal distribution known as the "68-95-99.7 rule." Statements A and B are false, as the Normal distribution is not always the appropriate distribution in simulation modeling, and it does permit negative values.

Which of the Following Statements Is True Regarding the Normal