Soal SMA · Soal cerita · Kesulitan 4/5
A school district found that students who participated in extracurricular activities had higher GPAs. To determine if extracurricular participation causes higher GPAs, what additional information is most needed?
- A.The types of extracurricular activities offered.
- B.The students' GPAs before joining extracurricular activities.
- C.The number of hours students spend on extracurricular activities.
- D.The socioeconomic status of the students.
Kunci jawaban & pembahasan
Jawaban: The students' GPAs before joining extracurricular activities.
Without pre-participation GPAs, we cannot rule out that higher-achieving students self-select into extracurriculars.
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