19 40 38 31 42 23 16 26 30 41 18 27 33 31 27 43 56 45 41 26 30 17 50 62 19
20 27 22 37 42 37 26 28 51 63 42 27 38 42 16 30 37 31 25 18 26 28 39 42 55
Jumlah data (n) = 50
Ø Jumlah jangkauan = Xmaks – Xmin
R = Xmaks – Xmin
R = 63 – 16
R = 47
Ø Jumlah kategori = 1 + 3.3 Log n
k = 1 + 3.3 Log n
k = 1 + 3.3 Log 50
k = 1 + 3.3 X 1.698
k = 1 + 5.606
k = 6.606 (dibulatkan 7)
Ø Interval = R/k
i = R/k
i = 47/6.606
i = 7.114 (dibulatkan 7)
Rentang Nilai | f | Persentasi (%) | Fk > | Fk < | ||
15.5 – 22.5 | 9 | 18 | 15.45 | 50 | 22.55 | 9 |
22.5 – 29.5 | 12 | 24 | 22.45 | 41 | 29.55 | 21 |
29.5 – 36.5 | 7 | 14 | 29.45 | 29 | 36.55 | 28 |
36.5 – 43.5 | 15 | 30 | 36.45 | 22 | 43.55 | 43 |
43.5 – 50.5 | 2 | 4 | 43.45 | 7 | 50.55 | 45 |
50.5 – 57.5 | 3 | 6 | 50.45 | 5 | 57.55 | 48 |
57.5 – 64.5 | 2 | 4 | 57.45 | 2 | 64.55 | 50 |
Jumlah | 50 |
Histogram dan Poligon
Ogive Fk >
Ogive Fk <
mantaffff.. lanjut!! nice impohhh!!
BalasHapus