Under a normal distribution,what proportion of observations fall within two standard deviations of the mean?
A) 50%
B) 68%
C) 75%
D) 95%

Name: Under a normal distribution,what proportion of observations fall within two standard deviations of the mean? A) 50% B) 68% C) 75% D) 95%
Brand: Quizplus
Rating: 4.8 (28 reviews)

Question

Quizplus · Accepted Answer

Standard tables exist that list the probabilities of observations falling above or below certain values.For a normal distribution,approximately 95% of values fall within two standard deviations of the mean.

Under a Normal Distribution,what Proportion of Observations Fall Within Two