30 Mr. Koziol has 17 students in his high school golf club. Each student
played one round of golf. The summarized scores of the students are
listed in the accompanying table.
Score
Frequency
70
4
73
3
75
2
80
3
85
1
86
1
90
2
92
1
Find the population standard deviation of this set of students’ scores,
to the nearest tenth.
How many of the individual students’ golf scores fall within one
population standard deviation of the mean?
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Math. B – Aug. ’07