According to Tchebysheff's Theorem, what is the percentage of measurements in a data set that will fall within three standard deviations of the mean?
A) 16%
B) at least 68%
C) 75%
D) at least 89%

Question

Quizplus · Accepted Answer

According to Tchebysheff's Theorem, at least 89% of the measurements in a data set will fall within three standard deviations of the mean. This is true for any data set, regardless of its distribution. Therefore, option D is the correct answer.

According to Tchebysheff's Theorem, What Is the Percentage of Measurements