STATISTIKA DESKRIPTIF LATIHAN SOAL NOTASI SIGMA DAN DASARDASAR

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STATISTIKA DESKRIPTIF LATIHAN SOAL NOTASI SIGMA DAN DASAR-DASAR STATISTIKA DESKRIPTIF NAMA = Caroline Marenta

STATISTIKA DESKRIPTIF LATIHAN SOAL NOTASI SIGMA DAN DASAR-DASAR STATISTIKA DESKRIPTIF NAMA = Caroline Marenta Simanjuntak NIM = 11140237 KELAS =11. 2 A. 04

Diketahui : X 1 = 3 X 2 = 4 X 3 = 6

Diketahui : X 1 = 3 X 2 = 4 X 3 = 6

1. 2. = X 1 + X 2 + X 3 = 3 +

1. 2. = X 1 + X 2 + X 3 = 3 + 4 + 6 = 13 = = 4 (X 2 + X 3 ) 4 (4 + 6) 4 (10) 40

7. = = (X 1 + X 2 + X 3)2 - 2 (3

7. = = (X 1 + X 2 + X 3)2 - 2 (3 + 4 + 6)2 - 2 (13)2 - 2 169 – 2 = 167 8. = n. k = 3. 7 = 21

9. = = 10. = = = 5 (X 1 + X 2 +

9. = = 10. = = = 5 (X 1 + X 2 + X 3) 5 (3 + 4 + 6) 5 (13) 65 X 1+X 2+X 3 + 2(X 1+X 2+X 3) 3 + 4 + 6 + 2(3 +4 +6) 13 + 2(13) 13 + 26 39

Diketahui : Y 1 = 4 Y 2 = 1 X 3 = 5

Diketahui : Y 1 = 4 Y 2 = 1 X 3 = 5

1. = Y 1 + Y 2 + Y 3 = 4 + 1

1. = Y 1 + Y 2 + Y 3 = 4 + 1 + 5 = 10 2. = = 4 (Y 2 + Y 3) 4 (1 + 5) 4 (6) 24

7. 8. = = (Y 1 + Y 2 + Y 3)2 - 2

7. 8. = = (Y 1 + Y 2 + Y 3)2 - 2 (4 + 1 + 5)2 - 2 (10)2 - 2 100 – 2 = 98 = n. k = 3. 7 = 21

9. 10. = = = = = 5 ( Y 1 + Y 2

9. 10. = = = = = 5 ( Y 1 + Y 2 + Y 3) 5 (4 + 1 + 5) 5 (10) 50 (Y 1 + Y 2 + Y 3) + 2 (Y 1 + Y 2 + Y 3) (4 + 1 + 5) + 2(4 + 1 + 5) 10 + 2(10) 10 + 20 30

TERIMA KASIH

TERIMA KASIH