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Latihan soal analisis regresi berganda

latihan soal analisis regresi berganda pada mata kuliah statistik ekonomi 2

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Latihan soal analisis regresi berganda

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  1. LATIHAN SOAL: ANALISIS REGRESI BERGANDA (TIGA VARIABEL) Hasil pengumpulan kuesioner penelitian tentang “Pengaruh Persepsi Harga dan Promosi Penjualan terhadap Keputusan Pembelian Produk X di Kota Z” dari sebanyak 15 pembeli mendapatkan data sebagai berikut: Y (Keputusan Pembelian) 1 12 2 9 3 13 4 12 5 12 6 12 7 6 8 12 9 11 10 11 11 11 12 13 13 9 14 10 15 12 Berdasarkan data tersebut di atas: X1 X2 Responden (Persepsi Harga) 8 7 6 7 7 8 12 8 8 6 6 7 11 6 6 (Promosi) 10 12 13 13 10 7 5 10 12 12 11 13 12 7 12 1.Buatlah persamaan Regresi : Y = a + b1 X1 + b2 X2 + E 2.Carilah nilai Koefisien Determinasi dan jelaskan maksudnya 3.Ujilah Hipotesis penelitian yang menyatakan bahwa: Persepsi Harga dan Promosi Penjualan mempunyai pengaruh terhadap Keputusan Pembelian Produk X, dengan menggunakan Uji Parsial (Uji T) dan Uji Serempak (Uji F). Langkah pengujian hipotesis adalah (tingkat signifikan 5%): a.Hipotesis Penelitian b.Hipotesis Statistik c.Daerah Penerimaan dan Penolakan Ho d.Mencari Nilai Hitung e.Membandingkan Nilai Hitung dengan Tabel 4.Bagaimana kesimpulan saudara

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