1.Scores for professional golfers on 18-hole courses are bell-shaped with a mean of 71 strokes and a standard deviation of 3 strokes. Using the Empirical Rule, what is the approximate percentage of golfer scores between 65 and 77 strokes?

Percentage is =

2. Determine each statistic below from the given data sample.(round all to the nearest thousandths])

{ 26, 7, 20, 18, 4, 5, 2, 15, 30, 9, 24, 14, 19, 6 }

Mean =

St. Dev. =Coeff of Variation =