The Empirical Rule states that the approximate percentage of measurements in a data set (providing that the data set has a bell shaped distribution)that fall within two standard deviations of their mean is approximately:
A)68%.
B)75%.
C)95%.
D)99%.

Question

Quizplus · Accepted Answer

The Empirical Rule states that approximately 95% of measurements in a data set that follows a bell-shaped distribution fall within two standard deviations of the mean.

The Empirical Rule States That the Approximate Percentage of Measurements