Soal SMA · Penerapan · Kesulitan 3/5
A researcher hypothesizes that increased screen time leads to decreased sleep quality. She collects data and finds a correlation of -0.7. Which conclusion is most appropriate?
- A.Increased screen time causes decreased sleep quality.
- B.Decreased sleep quality causes increased screen time.
- C.There is a strong negative association between screen time and sleep quality.
- D.The hypothesis is proven correct.
Kunci jawaban & pembahasan
Jawaban: There is a strong negative association between screen time and sleep quality.
Correlation does not imply causation; it only shows a strong negative association.
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