Fiona Clark

Mathematics

30 January, 12:50

The ages and grades of some of the 18 girls on a club soccer team are shown in the table.

15 years old 16 years old

9th grade 2 0

10th grade 10

10Which two-way frequency table correctly shows the marginal frequencies?

A.

15 years old 16 years old Total

9th grade 2 0 2

10th grade 16 10 26

Total 18 10 28

B.

15 years old 16 years old Total

9th grade 2 0 2

10th grade 6 10 16

Total 10 10 18

C.

15 years old 16 years old Total

9th grade 2 0 2

10th grade 6 10 16

Total 8 10 18

D.

15 years old 16 years old Total

9th grade 2 0 2

10th grade 8 10 18

Total 10