In a normal distribution of population scores, roughly how many of these scores will fall between -1σ and +1σ?
A) 2%
B) 50%
C) 68.3%
D) 95%

Name: In a normal distribution of population scores, roughly how many of these scores will fall between -1σ and +1σ? A) 2% B) 50% C) 68.3% D) 95%
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Question

Quizplus · Accepted Answer

The empirical rule states that approximately 68% of the population falls within one standard deviation (σ) of the mean. Therefore, roughly 68.3% of the scores will fall between -1σ and +1σ.

In a Normal Distribution of Population Scores, Roughly How Many