In a normal distribution, .9544 of the scores will be located in the interval between.
A) the mean and plus $2 \sigma$
B) plus $1 \sigma$ and plus $2 \sigma$
C) plus $2 \sigma$ and plus $3 \sigma$
D) the mean minus $2 \sigma$ and the mean plus $2 \sigma$

Question

In a normal distribution, .9544 of the scores will be located in the interval between. 
A) the mean and plus $2 \sigma$
B) plus $1 \sigma$ and plus $2 \sigma$
C) plus $2 \sigma$ and plus $3 \sigma$
D) the mean minus $2 \sigma$ and the mean plus $2 \sigma$

Quizplus · Accepted Answer

In a normal distribution, approximately 95.44% of the data falls within two standard deviations ($2 \sigma$) of the mean. This means that from the mean minus $2 \sigma$ to the mean plus $2 \sigma$, you will find about 95.44% of the scores.

In a Normal Distribution 2σ2 \sigma2σ B) Plus 1σ1 \sigma1σ And Plus 2σ2 \sigma2σ

In a Normal Distribution $2 \sigma$ B) Plus $1 \sigma$ And Plus $2 \sigma$