When using the empirical rule, which of the following assumptions is made?
A) The data only comes from a sample.
B) The data only comes from a population.
C) The data are exactly symmetric and bell-shaped.
D) The data are approximately symmetric and bell-shaped.

Question

Quizplus · Accepted Answer

The empirical rule assumes that the data are approximately symmetric and bell-shaped, meaning that the majority of the data falls within a certain range around the mean. This assumption allows for the use of specific percentages (68%, 95%, 99.7%) when making predictions or analyzing data. The data can come from either a sample or a population.

When Using the Empirical Rule, Which of the Following Assumptions