Soal SMA · Analisis · Kesulitan 3/5
A survey of 1,000 adults found that 60% prefer coffee over tea, with a margin of error of ±3%. If the survey were repeated with a sample of 4,000 adults, what would likely happen to the margin of error?
- A.It would remain the same.
- B.It would double.
- C.It would decrease.
- D.It would increase by 50%.
Kunci jawaban & pembahasan
Jawaban: It would decrease.
Increasing sample size reduces the margin of error, so it would decrease.
Mau penjelasan yang menyesuaikan level anak?
Xinau AI membahas soal langkah demi langkah, menyesuaikan gaya bahasa dengan usia anak, dan menyusun latihan berikutnya berdasarkan jawaban sebelumnya.
Coba gratis 30 hari