Jawaban:
D. 30 dan 7,5
Penjelasan dengan langkah-langkah:
Urutan data :
20, 25, 30, 30, 30, 35, 35, 40, 45, 45, 50
Nilai tertinggi = 50
Nilai terendah = 20 –
Q1 = 30
Q3 = 45
simpangan kuartil = ½ × (Q3 – Q1)
= 45 – 30
2
= 15
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Jawaban:
D. 30 dan 7,5
Penjelasan dengan langkah-langkah:
Urutan data :
20, 25, 30, 30, 30, 35, 35, 40, 45, 45, 50
Nilai tertinggi = 50
Nilai terendah = 20 –
Jangkauan = 30 ✔
Q1 = 30
Q3 = 45
simpangan kuartil = ½ × (Q3 – Q1)
= 45 – 30
2
= 15
2
= 7,5 ✔