Students Seacoast Mountains Totals

Question

7th Grade 70 40 110
8th Grade 90 110 200
Totals 160 150 310
Determine the relative frequency of the percent of 7th graders who prefer mountains. Round the percentage to the nearest tenth.

Answer 1

Relative frequency of 7th graders who prefer mountains = (Number of 7th graders who prefer mountains / Total number of students) * 100
= (40 / 310) * 100
= 12.9%

Therefore, the relative frequency of the percent of 7th graders who prefer mountains is 12.9%.