The following table presents data on the weight of 40 students Berat Badan/Weight (kg) Frekuensi / frequency 40-44 5 45-49 7 50-54 9. 55-59 ? Lebih dari 60 7 What percentage of students weigh over 50 kg? 1. O 12 2. O 28 3. O 30 4. O 70

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