According to the empirical rule,if the data form a "bell-shaped" normal distribution,_____________ percent of the observations will be contained within 3 standard deviations around the arithmetic mean.
A) 68.26
B) 75.00
C) 99.7
D) 95.0

Question

According to the empirical rule,if the data form a "bell-shaped" normal distribution,_____________  percent of the observations will be contained within 3 standard deviations around the arithmetic mean.
A) 68.26
B) 75.00
C) 99.7
D) 95.0

Quizplus · Accepted Answer

According to the empirical rule, 99.7% of the observations will be contained within 3 standard deviations around the arithmetic mean in a normal distribution. Therefore, option C is the best choice. Options A, B, and D do not reflect the correct percentage of observations within 3 standard deviations.

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