Mathematics, 05.10.2019 14:30, alisonlebron15

a random sample of students from the seventh and eighth grades are asked whether they walk to school. the results of this survey are shown in the table.

student grade walks
1 7 y
2 7 n
3 8 n
4 8 n
5 8 n
6 7 y
7 8 y
8 8 n
9 7 n
10 7 n
walk to school?

yes no
grade 7
grade 8

Answers: 2

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a random sample of students from the seventh and eighth grades are asked whether they walk to school...