Question

in a recent survey of students who graduated from a large public high school, nine out of ten students reported that they passed biology with a grade of seventy-five percent or higher. what further data could be produced to be sure that this information is accurate?
○ a review of the students’ school transcripts
○ a survey of students from nearby high schools
○ a consultation with the students’ parents
○ an interview of students from the previous graduating class

Explanation:

To verify the accuracy of self-reported biology grades, checking official school transcripts provides direct and reliable evidence.

Answer:

a. a review of the students' school transcripts