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UJIAN AKHIR SEMESTER
STATISTIK EKONOMI 2021
1. Berikut adalah harga beras dan produksi beras di Indonesia tahun 2012-2018.
Tahun Harga (Rp/Kg) Kuantitas
Produksi
2012 2050 78
2013 2150 82
2014 2000 90
2015 2450 85
2016 2300 80
2017 2550 86
2018 2500 92
Tentukan :
a. Indeks harga beras pada tahun 2012 hingga 2018 !
b. Indeks kuantitas produksi beras pada tahun 2012 hingga 2018 !
c. Angka indeks nilai relative sederhana dari tahun 2012 hingga 2018 !
Catatan : selesaikan dlm bentuk tabel
2. Perhatikan tabel penjualan pada suatu perusahaan kendaraan roda dua berikut!
Tahun Penjualan
2010 4500
2011 5200
2012 4800
2013 6000
2014 6500
Tentukan :
a. Persamaan trend linier !
b. Tentukan nilai analisis trend linearnya dari tahun 2010 hingga 2014 !
3. Perhatian tabel berikut :
Usia Frekuensi
40-42 13
43-45 25
46-48 18
49-51 28
52-54 16
Hitunglah simpangan rata-rata data tabel distribusi frekuensi diatas!
4. Perhatian tabel berikut :
Usia Frekuensi
31-35 18
36-40 22
41-45 15
46-50 25
51-55 20
Hitunglah simpangan baku data tabel distribusi frekuensi diatas!

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Berikut adalah harga beras dan produksi beras di indonesia tahun 2012

  • 1. UJIAN AKHIR SEMESTER STATISTIK EKONOMI 2021 1. Berikut adalah harga beras dan produksi beras di Indonesia tahun 2012-2018. Tahun Harga (Rp/Kg) Kuantitas Produksi 2012 2050 78 2013 2150 82 2014 2000 90 2015 2450 85 2016 2300 80 2017 2550 86 2018 2500 92 Tentukan : a. Indeks harga beras pada tahun 2012 hingga 2018 ! b. Indeks kuantitas produksi beras pada tahun 2012 hingga 2018 ! c. Angka indeks nilai relative sederhana dari tahun 2012 hingga 2018 ! Catatan : selesaikan dlm bentuk tabel 2. Perhatikan tabel penjualan pada suatu perusahaan kendaraan roda dua berikut! Tahun Penjualan 2010 4500 2011 5200 2012 4800 2013 6000 2014 6500 Tentukan : a. Persamaan trend linier ! b. Tentukan nilai analisis trend linearnya dari tahun 2010 hingga 2014 ! 3. Perhatian tabel berikut : Usia Frekuensi 40-42 13 43-45 25 46-48 18 49-51 28 52-54 16 Hitunglah simpangan rata-rata data tabel distribusi frekuensi diatas!
  • 2. 4. Perhatian tabel berikut : Usia Frekuensi 31-35 18 36-40 22 41-45 15 46-50 25 51-55 20 Hitunglah simpangan baku data tabel distribusi frekuensi diatas!