In a normal distribution approximately _________ of the scores will fall within 1 standard deviation of the mean.
A) 14%
B) 95%
C) 70%
D) 83%

Question

Quizplus · Accepted Answer

In a normal distribution, approximately 68% of the scores will fall within 1 standard deviation of the mean. This is because the normal distribution follows the 68-95-99.7 rule, where 68% of the scores fall within 1 standard deviation of the mean, 95% fall within 2 standard deviations, and 99.7% fall within 3 standard deviations. Therefore, option C (70%) is the best choice.

In a Normal Distribution Approximately _________ of the Scores Will