In a normal distribution,approximately _____ of all scores fall between the standard scores of -1 and +1.

Question

Quizplus · Accepted Answer

According to the empirical rule, approximately 68% of all scores in a normal distribution fall between the standard scores of -1 and +1. This is because the area under the curve between these standard scores is one standard deviation to either side of the mean, which accounts for 68% of the total area under the curve.

In a Normal Distribution,approximately _____ of All Scores Fall Between