What is the approximate percentage of golfers that scored higher than 79? PLEASE HELP ASAP

Question

Tournament scores for 92 golfers are distributed normally. Two statistics from this tournament are given below.



Mean score: 74

Standard Deviation: 2.5

(Refer to the given golf tournament statistics.)

Answer 1

79 is 2 standard deviations from the mean.

About 2.5% of scores will be 79 or higher.

Why?

For the normal distribution:

about 2/3 of the area is between + and - one standard deviation,

about 95% is between + and - 2 standard deviations, and

about 99% is between + and - 3 standard deviations.