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Contoh Soal Uji Kruskal Wallis Manual -
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Contoh Soal Uji Kruskal Wallis Manual -

: Tidak ada perbedaan median nilai ujian di antara ketiga metode pengajaran. H1cap H sub 1

Berikut adalah contoh kasus untuk menguji perbedaan efektivitas tiga metode pengajaran terhadap nilai ujian siswa. Metode A : 85, 90, 75 Metode B : 70, 80, 65, 60 Metode C : 95, 88, 92, 85 1. Tentukan Hipotesis H0cap H sub 0 Contoh Soal Uji Kruskal Wallis Manual

: Setidaknya ada satu metode pengajaran yang menghasilkan median nilai berbeda. 2. Gabungkan Data dan Beri Peringkat (Ranking) Uji Kruskal-Wallis Rata-Rata Lama Sekolah - RPubs : Tidak ada perbedaan median nilai ujian di

Uji Kruskal-Wallis adalah metode statistik nonparametrik yang digunakan untuk menentukan apakah terdapat perbedaan signifikan antara tiga kelompok independen atau lebih. Uji ini merupakan alternatif dari ketika data tidak memenuhi asumsi normalitas atau berskala ordinal. Rumus Uji Kruskal-Wallis Manual Statistik uji yang digunakan dilambangkan dengan , dengan rumus sebagai berikut: Tentukan Hipotesis H0cap H sub 0 : Setidaknya

H=12N(N+1)∑j=1kRj2nj−3(N+1)cap H equals the fraction with numerator 12 and denominator cap N open paren cap N plus 1 close paren end-fraction sum from j equals 1 to k of the fraction with numerator cap R sub j squared and denominator n sub j end-fraction minus 3 open paren cap N plus 1 close paren : Nilai statistik Kruskal-Wallis. : Jumlah total seluruh pengamatan dalam semua kelompok ( : Banyaknya kelompok. Rjcap R sub j : Jumlah peringkat ( rank ) dalam kelompok ke- : Jumlah sampel dalam kelompok ke- Contoh Soal dan Penyelesaian Manual