1. Soal UTS Statistika 2 – 09/10
15 November 2009
UJIAN TENGAH SEMESTER GANJIL
2009/2010
Mata Kuliah STATISTIKA 2
Dosen: Dra. Hj. Nani Sutarni, MPd, dan
Sambas Ali M, SPd, MSi
Selesaikan soal berikut dengan tepat!
1. Tentukan nilai z jika diketahui nilai
peluang pada distribusi z adalah
0,2500!
2. Suatu penelitian dilakukan untuk
mengetahui kinerja pegawai di sebuah
perusahan tertentu. Diperoleh data
sebagai berikut: 35, 40, 38, 36, 39, 42,
37, 41, 36, 42, 35, 38, 37, 40, 42, 36,
35, 39, 41, 40, 38, 41, 39, 42, 39,
41, 35, 40, 42, 38, 37, 39, 35, 35, 40,
35, 40, 37, 41, 36, 37, 41, 39, 41, 38,
39, 42, 40, 36, dan 40. Ujilah apakah
data tersebut di atas berdistribusi
normal. Gunakan Liliefors test !! (? =
5%)
3. Tentukan nilai z jika diketahui nilai
peluang pada distribusi z adalah
0,0800 !
4. Suatu penelitian dilakukan untuk
mengetahui kinerja pegawai di sebuah
perusahan tertentu. Diperoleh data
sebagai berikut: 56, 61, 59, 57, 60, 63,
58, 62, 57, 63, 59, 60, 60, 59, 62, 58,
57, 61, 61, 60, 63, 60, 62, 56, 61,
63, 60, 59, 60, 57, 56, 62, 56, 61, 58,
5.
6.
7.
8.
62, 57, 58, 62, 60, 59, 62, 60, 62, 59, 56, 61, 62, 57, dan 61. Ujilah apakah data tersebut di atas berdistribusi normal. Gunakan
Liliefors test ! (? = 5%)
Tentukan nilai z jika diketahui nilai peluang pada distribusi z adalah 0,2600 !
Suatu penelitian dilakukan untuk mengetahui kinerja pegawai di sebuah perusahan tertentu. Diperoleh data sebagai berikut: 40,
39, 17, 32, 25, 24, 22, 21, 18, 25, 24, 19, 24, 25, 19, 30, 26, 20, 23, 28, 23, 26, 28, 29, 27, 21, 32, 29, 30, 30, 25, 30, 26, 30, 34,
26, 34, 30, 30, 32, 32, 34, 30, 34, 25, 32, 30, 27, 30, 30, 30, 31, 31, 27, 33, 32, 27, 28, 34, 32, 28, 31, 28, dan 28. Ujilah apakah
data tersebut di atas berdistribusi normal. Gunakan Liliefors test ! (? = 5%)
Tentukan nilai z jika diketahui nilai peluang pada distribusi z adalah 0,4500!
Suatu penelitian dilakukan untuk mengetahui kinerja pegawai di sebuah perusahan tertentu. Diperoleh data sebagai berikut: 40,
39, 17, 32, 25, 24, 22, 21, 18, 25, 24, 19, 24, 25, 19, 30, 26, 20, 23, 28, 23, 26, 30, 29, 27, 21, 32, 29, 30, 30, 25, 30, 26, 30, 34,
29, 34, 31, 30, 34, 32, 34, 30, 34, 25, 31, 30, 27, 30, 30, 30, 31, 31, 27, 33, 32, 27, 28, 34, 33, 28, 31, 28, dan 29. Ujilah apakah
data tersebut di atas berdistribusi normal. Gunakan Liliefors test !! (? = 5%)
UTS Statistics Problem 2 - 09/10
November 15th, 2009
CENTRAL EXAMINATION ODD SEMESTER 2009/2010
Subjects STATISTICAL 2
Lecturer: Dra. Hj. Nani Sutarni, MPd, and Sambas Ali M, Spd, MSi
Complete the following questions correctly!
1. Determine the value of z if known value opportunities in the distribution of z is 0.2500!
2. A study was conducted to determine the performance of employees in a particular company. Data obtained as follows: 35, 40,
38, 36, 39, 42, 37, 41, 36, 42, 35, 38, 37, 40, 42, 36, 35, 39, 41, 40, 38, 41, 39 , 42, 39, 41, 35, 40, 42, 38, 37, 39, 35, 35, 40, 35,
40, 37, 41, 36, 37, 41, 39, 41, 38, 39, 42, 40 , 36, and 40. Test whether the data above normal distribution. Use Liliefors test! (?
= 5%)
3. Determine the value of z if known value opportunities in the distribution of z is 0.0800!
4. A study was conducted to determine the performance of employees in a particular company. Data obtained as follows: 56, 61,
59, 57, 60, 63, 58, 62, 57, 63, 59, 60, 60, 59, 62, 58, 57, 61, 61, 60, 63, 60, 62 , 56, 61, 63, 60, 59, 60, 57, 56, 62, 56, 61, 58, 62,
57, 58, 62, 60, 59, 62, 60, 62, 59, 56, 61, 62 , 57, and 61. Test whether the data above normal distribution. Use Liliefors test! (?
= 5%)
5. Determine the value of z if known value opportunities in the distribution of z is 0.2600!
6. A study was conducted to determine the performance of employees in a particular company. Data obtained as follows: 40, 39,
17, 32, 25, 24, 22, 21, 18, 25, 24, 19, 24, 25, 19, 30, 26, 20, 23, 28, 23, 26, 28 , 29, 27, 21, 32, 29, 30, 30, 25, 30, 26, 30, 34, 26,
34, 30, 30, 32, 32, 34, 30, 34, 25, 32, 30, 27 , 30, 30, 30, 31, 31, 27, 33, 32, 27, 28, 34, 32, 28, 31, 28, and 28. Test whether the
data above normal distribution. Use Liliefors test! (? = 5%)
7. Determine the value of z if known value opportunities in the distribution of z is 0.4500!
8. A study was conducted to determine the performance of employees in a particular company. Data obtained as follows: 40, 39,
17, 32, 25, 24, 22, 21, 18, 25, 24, 19, 24, 25, 19, 30, 26, 20, 23, 28, 23, 26, 30 , 29, 27, 21, 32, 29, 30, 30, 25, 30, 26, 30, 34, 29,

2. 34, 31, 30, 34, 32, 34, 30, 34, 25, 31,
30, 27 , 30, 30, 30, 31, 31, 27, 33, 32,
27, 28, 34, 33, 28, 31, 28, and 29. Test
whether the data above normal
distribution. Use Liliefors test! (? =
5%)