According to the empirical rule, if the data form a "bell-shaped" normal distribution, _______ percent of the observations will be contained within 2 standard deviations around the arithmetic
Mean.
A) 68.26
B) 88.89
C) 93.75
D) 95.44

Question

Quizplus · Accepted Answer

The empirical rule states that for a normal distribution, approximately 95.44% of the data falls within two standard deviations of the mean.

According to the Empirical Rule, If the Data Form a "Bell-Shaped