Multiple Choice
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.
Correct Answer:

Verified
Correct Answer:
Verified
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