Using the empirical rule, in what interval about the mean would you expect to find 99.7% of the scores?

Question

Pro golf scores are bell-shaped with a mean of 69 strokes and a standard deviation of 4 strokes. Using the empirical rule, in what interval about the mean would you expect to find 99.7% of the scores?

Interval is

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Answer 1

57 to 81

= 69+/-4(3)

= 69+12, 69-12