Mathematics, 29.06.2019 02:10 supertailsninja453

Nayara wants to know the percentage of each grade level of students at her school who drive to school. she has 4 grade levels in her school. which of the following survey methods will allow nayara to make a valid conclusion about what percentage of each grade level of students drive to school?
choose 1
a. randomly select 48 students who drive to school and ask them their grade level.
b. randomly select 12 students from each grade level and ask whether they drive to school.

Answers: 1

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Nayara wants to know the percentage of each grade level of students at her school who drive to schoo...