5. Mean= 351/42=8.36
Median=8
Modus= 8
6. Mean= 306/47=6.51
Nilai dibawah rata-rata=22
7. Xrata-rata = 6,25×45+6,5×5/50
Xrata-rata= 6,275
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5. Mean= 351/42=8.36
Median=8
Modus= 8
6. Mean= 306/47=6.51
Nilai dibawah rata-rata=22
7. Xrata-rata = 6,25×45+6,5×5/50
Xrata-rata= 6,275