Larger values of the standard deviation result in a normal curve that is
A)shifted to the right
B)shifted to the left
C)narrower and more peaked
D)wider and flatter

Question

Quizplus · Accepted Answer

A larger standard deviation means that the data points are more spread out from the mean. This results in a wider and flatter normal curve, as opposed to a narrower and more peaked curve which would be the result of a smaller standard deviation. Therefore, the correct answer is D - wider and flatter.

Larger Values of the Standard Deviation Result in a Normal