LATIHAN STATISTIK DESKRIPTIF 664 AMIK BSI DOC

Title	LATIHAN STATISTIK DESKRIPTIF 664 AMIK BSI
Author	Susilo Budi Utomo
Pages	14
File Size	291.5 KB
File Type	DOC
Total Downloads	10
Total Views	126

Summary

PERTEMUAN 2 NOTASI SIGMA, DISTRIBUSI FREKUENSI DAN UKURAN GEJALA PUSAT DATA YANG TIDAK DIKELOMPOKAN 1.1. Simbol Sigma n Rumus X i 1 1 dibaca sigma xi, i dari 1 s/d n Aturan penjumlahan : Ex Soal : X1 = 5, X2 = 7, X3 = 4, X4 = 6, X5 = 3 Y1 = 4, Y2 = 8, Y3 = 10, Y4 = 2, Y5 = 1 Z 1 = 2, Z2 = 4, Z3 = ...

Description

PERTEMUAN 2 NOTASI SIGMA, DISTRIBUSI FREKUENSI DAN UKURAN GEJALA PUSAT DATA YANG TIDAK DIKELOMPOKAN 1.1. Simbol Sigma Rumus n i X 1 1 dibaca sigma xi, i dari 1 s/d n Aturan penjumlahan : Ex Soal : X1 = 5, X2 = 7, X3 = 4, X4 = 6, X5 = 3 Y1 = 4, Y2 = 8, Y3 = 10, Y4 = 2, Y5 = 1 Z1 = 2, Z2 = 4, Z3 = 6, Z4 = 5, Z5 = 7 k/a = 10 a. n i Zi Yi Xi 1 ) ( = n i Xi 1 + n i Yi 1 + n i Zi 1 Jwb : 5 1 ) ( i Zi Yi Xi = (X1+Y1+Z1)+(X2+Y2+Z2)+(X3+Y3+Z3) + (X4+Y4+Z4) + (X5+ Y5 + Z5) = (5+4+2) + (7+8+4) + (4+10+6) + (6+2+5) + (3+1+7) = 74 b. n i 1 kXi = k n i 1 Xi , k = bilangan konstan Jwb : 5 1 i 10Xi = 10 5 1 i Xi = 10(5+7+4+6+3) = 250 c. n i k 1 = k+k+k+……+k = nk Jwb : 10 = nk (1*10) atau 10+10+10+….10 dst jika k = banyak...