Which of the following is true when using the empirical rule for a set of sample data?
A) Almost all observations are in the interval ± 2s.
B) Approximately 68% of all observations are in the interval ± s.
C) Approximately 95% of all observations are in the interval ± s.
D) Approximately 68% of all observations are in the interval ± 2s.

Question

Which of the following is true when using the empirical rule for a set of sample data?
A) Almost all observations are in the interval ± 2s. 
B) Approximately 68% of all observations are in the interval ± s. 
C) Approximately 95% of all observations are in the interval ± s. 
D) Approximately 68% of all observations are in the interval ± 2s.

Quizplus · Accepted Answer

The Answer of Which of the following is true when using the empirical rule for a set of sample data?
A) Almost all observations are in the interval ± 2s. 
B) Approximately 68% of all observations are in the interval ± s. 
C) Approximately 95% of all observations are in the interval ± s. 
D) Approximately 68% of all observations are in the interval ± 2s.

Which of the Following Is True When Using the Empirical