pinnky98381
25.06.2019 •
Mathematics
The following two-way table shows the data for the students of two different grades in a school: member of science club not member of science club total grade 7 20 2 22 grade 8 20 8 28 total 40 10 50 based on the relative row frequency, the students of which grade are more likely to be members of the science club? grade 7 grade 8 the students of both grades are equally likely to be members of the science club no conclusion can be drawn about the chances of a student being a member of the science club
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Ответ:
grade 7
Step-by-step explanation:
Grade 7: 20/22 students in club
Grade 8: 20/28 students in club
Grade 7 has higher % of students in science club
Ответ:
Grade 7
Step-by-step explanation:
The relative row frequency of members of the Science Club is: Member of Science Club / Total
in Grade 7: 20/22 = 0.91.
And in Grade 8 is: 20/28 = 0.71.
Then, students of Grade 7 are more likely to be members of the science club.
Ответ: