Jawaban:
5+5+5+5+5+5+6+6+6+6+6+6+6+6+7+7+7+7+7+7+7+7+7+7+8+8+8+8+8+8+8+8+9+9+9+9+9+9+10+10 =30+48+70+64+54+20
=286
jumlah frekuensi = 40
286/40 = 7,15 ( nilai rata rata )
yang di bawah nilai rata rata ada 24 orang
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Jawaban:
5+5+5+5+5+5+6+6+6+6+6+6+6+6+7+7+7+7+7+7+7+7+7+7+8+8+8+8+8+8+8+8+9+9+9+9+9+9+10+10 =30+48+70+64+54+20
=286
jumlah frekuensi = 40
286/40 = 7,15 ( nilai rata rata )
yang di bawah nilai rata rata ada 24 orang