Q. 3.106 - Elementary Statistics

Question

What is another name for the Empirical rule? Why is that name appropriate?

Step-by-Step Solution

Answer

Empirical rule is also referred as three-sigma rule.

Step 1: Given information

We need to find another name for Empirical rule. 

Step 2: Explanation

The empirical rule is also referred to as the three-sigma rule or $68-95-99.7$ rule because almost all the observed data will fall within three standard deviations of the mean or average.