latihan stata
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Transcript of latihan stata
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: no
. list
+--------------------------------------------------------------+
| no nama usia jk lokasi tb id |
|--------------------------------------------------------------|
1. | 1 Syarif 25 laki-lak sleman 125 04 01 |
2. | 2 Adi 26 laki-lak sleman 124 04 02 |
3. | 3 Harwanto 28 laki-lak sleman 120 04 03 |
4. | 4 Suyatno 19 laki-lak sleman 130 04 04 |
5. | 5 Zulia 22 perempua luar sle 118 06 01 |
|--------------------------------------------------------------|
6. | 6 Paidi 21 laki-lak luar sle 123 06 02 |
7. | 7 Muhklas 19 laki-lak sleman 126 04 05 |
8. | 8 Ahmad 25 laki-lak luar sle 122 06 03 |
9. | 9 Ida Wahmuda 26 perempua sleman 121 04 06 |
10. | 10 Sutinah 22 perempua luar sle 118 06 04 |
|--------------------------------------------------------------|
11. | 11 Surti 23 perempua luar sle 115 06 05 |
12. | 12 Widiatun 25 perempua luar sle 120 06 06 |
13. | 13 Sularso 25 laki-lak luar sle 130 06 07 |
14. | 14 Winarno 26 laki-lak sleman 125 04 07 |
15. | 15 Painah 25 perempua sleman 119 04 08 |
|--------------------------------------------------------------|
16. | 16 Juki 24 laki-lak sleman 119 04 09 |
17. | 17 Yulia 27 perempua sleman 121 04 10 |
18. | 18 Marzuki 20 laki-lak luar sle 129 06 08 |
19. | 19 Yono 27 laki-lak sleman 121 04 11 |
20. | 20 Sumiyati 21 perempua luar sle 117 06 09 |
|--------------------------------------------------------------|
21. | 21 Marno 29 laki-lak sleman 119 04 12 |
22. | 22 Pujianti 25 perempua sleman 124 04 15 |
23. | 23 Yono arjo 28 laki-lak luar sle 122 06 10 |
24. | 24 Murni 24 perempua sleman 119 04 16 |
25. | 25 Hadi Pranoto 27 laki-lak luar sle 124 06 11 |
+--------------------------------------------------------------+
. dir*.dta
1.9k 4/25/11 12:46 2_data_kursus1.dta
1.0k 4/25/11 12:46 2_data_kursus2.dta
1.7k 4/25/11 12:46 2_data_kursus3.dta
2.4k 4/25/11 12:46 2_data_kursus4.dta
0.7k 4/25/11 12:46 2_Kasus Regresi.dta
2.5k 4/25/11 12:46 3_data kursus custom.dta
16.5k 4/25/11 12:46 4_latihan_kursus.dta
17.3k 4/25/11 12:46 4_latihan_kursus2.dta
1.1k 4/25/11 12:47 latihan.dta
1.0k 4/25/11 12:47 latihan2.dta
. use"2_data_kursus2.dta"
. use "2_data_kursus2.dta"
. describe
Contains data from 2_data_kursus2.dta
obs: 25
vars: 4 13 Jan 2010 08:07
size: 300 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
bb byte %8.0g Berat Badan (Kg)
pend byte %8.0g pend Pendidikan Responden
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: id
. sum
Variable | Obs Mean Std. Dev. Min Max
-------------+--------------------------------------------------------
no | 25 13 7.359801 1 25
bb | 25 54.88 6.146273 44 65
pend | 25 2.56 .9165151 1 4
id | 0
. tab pend
Pendidikan |
Responden | Freq. Percent Cum.
------------+-----------------------------------
SD | 3 12.00 12.00
SLTP | 9 36.00 48.00
SLTA | 9 36.00 84.00
PT | 4 16.00 100.00
------------+-----------------------------------
Total | 25 100.00
. 2_data_kursus1.dta
unrecognized command: 2_data_kursus1.dta invalid command name
r(199);
. use "G:\mandat\Stata Gizi\2_data_kursus1.dta"
. describe
Contains data from G:\mandat\Stata Gizi\2_data_kursus1.dta
obs: 25
vars: 7 13 Jan 2010 07:20
size: 675 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: no
. tab lokasi
Lokasi |
Tinggal | Freq. Percent Cum.
------------+-----------------------------------
sleman | 14 56.00 56.00
luar sleman | 11 44.00 100.00
------------+-----------------------------------
Total | 25 100.00
. tab jk
Jenis |
Kelamin | Freq. Percent Cum.
------------+-----------------------------------
laki-laki | 15 60.00 60.00
perempuan | 10 40.00 100.00
------------+-----------------------------------
Total | 25 100.00
. sort id
. describe
Contains data from G:\mandat\Stata Gizi\2_data_kursus1.dta
obs: 25
vars: 7 13 Jan 2010 07:20
size: 675 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: id
. saveold “2_data_kursus2.dta”, replace
(note: file “2_data_kursus2.dta” not found)
file “2_data_kursus2.dta” saved
. use 2_data_kursus1.dta
. use "2_data_kursus1.dta"
. describe
Contains data from 2_data_kursus1.dta
obs: 25
vars: 7 13 Jan 2010 07:20
size: 675 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: no
. sort id
. describe
Contains data from 2_data_kursus1.dta
obs: 25
vars: 7 13 Jan 2010 07:20
size: 675 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: id
. merge id using ”2_data_kursus2”
file ”2_data_kursus2”.dta not found
r(601);
. describe
Contains data from 2_data_kursus1.dta
obs: 25
vars: 7 13 Jan 2010 07:20
size: 675 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
-------------------------------------------------------------------------------
Sorted by: id
. merge 2_data_kursus2 using id
2_data_kursus2 invalid name
r(198);
. help merge
. merge id using "2_data_kursus1.dta"
using data not sorted
r(5);
. merge id using 2_data_kursus2
. describe
Contains data from 2_data_kursus1.dta
obs: 25
vars: 10 13 Jan 2010 07:20
size: 750 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
bb byte %8.0g Berat Badan (Kg)
pend byte %8.0g pend Pendidikan Responden
_merge byte %8.0g
-------------------------------------------------------------------------------
Sorted by:
Note: dataset has changed since last saved
. sort id
. describe
Contains data from 2_data_kursus1.dta
obs: 25
vars: 10 13 Jan 2010 07:20
size: 750 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
bb byte %8.0g Berat Badan (Kg)
pend byte %8.0g pend Pendidikan Responden
_merge byte %8.0g
-------------------------------------------------------------------------------
Sorted by: id
Note: dataset has changed since last saved
. tab_merge
unrecognized command: tab_merge
r(199);
. tab _merge
_merge | Freq. Percent Cum.
------------+-----------------------------------
3 | 25 100.00 100.00
------------+-----------------------------------
Total | 25 100.00
. replace tb=tb+40
(25 real changes made)
. sort id
. saveold gab_data_kursus.dta
file gab_data_kursus.dta saved
. gen imt=bb/((TB*TB)/100)
TB not found
r(111);
. gen imt= bb/((tb*tb)/100)
. describe
Contains data from 2_data_kursus1.dta
obs: 25
vars: 11 13 Jan 2010 07:20
size: 850 (99.9% of memory free)
-------------------------------------------------------------------------------
storage display value
variable name type format label variable label
-------------------------------------------------------------------------------
no byte %8.0g
nama str12 %12s
usia byte %8.0g Umur (Thn)
jk byte %8.0g jk Jenis Kelamin
lokasi byte %8.0g lokasi Lokasi Tinggal
tb int %8.0g Tinggi Badan (Cm)
id str5 %9s
bb byte %8.0g Berat Badan (Kg)
pend byte %8.0g pend Pendidikan Responden
_merge byte %8.0g
imt float %9.0g
-------------------------------------------------------------------------------
Sorted by: id
Note: dataset has changed since last saved
. um
unrecognized command: um
r(199);
. sum
Variable | Obs Mean Std. Dev. Min Max
-------------+--------------------------------------------------------
no | 25 13 7.359801 1 25
nama | 0
usia | 25 24.36 2.826659 19 29
jk | 25 1.4 .5 1 2
lokasi | 25 1.44 .5066228 1 2
-------------+--------------------------------------------------------
tb | 25 162.04 3.963164 155 170
id | 0
bb | 25 54.88 6.146273 44 65
pend | 25 2.56 .9165151 1 4
_merge | 25 3 0 3 3
-------------+--------------------------------------------------------
imt | 25 .2084174 .0154127 .1740437 .2314726
. edit
- preserve
. drop imt
. gen imt= bb/((tb*tb)/(100*100))
. sum
Variable | Obs Mean Std. Dev. Min Max
-------------+--------------------------------------------------------
no | 25 13 7.359801 1 25
nama | 0
usia | 25 24.36 2.826659 19 29
jk | 25 1.4 .5 1 2
lokasi | 25 1.44 .5066228 1 2
-------------+--------------------------------------------------------
tb | 25 162.04 3.963164 155 170
id | 0
bb | 25 54.88 6.146273 44 65
pend | 25 2.56 .9165151 1 4
_merge | 25 3 0 3 3
-------------+--------------------------------------------------------
imt | 25 20.84174 1.54127 17.40438 23.14725
. recode k_imt=min/18.499=0 18.5/25=1 25.01/max=0
variable k_imt not found
r(111);
. help recode
. recode imt=min/18.499=0 18.5/25=1 25.01/max=0, gen(k_imt)
=exp not allowed
r(101);
. recode imt min/18.499=0 18.5/25=1 25.01/max=0, gen(k_imt)
(25 differences between imt and k_imt)
. tab k_imt
RECODE of |
imt | Freq. Percent Cum.
------------+-----------------------------------
0 | 1 4.00 4.00
1 | 24 96.00 100.00
------------+-----------------------------------
Total | 25 100.00
. sum k_imt
Variable | Obs Mean Std. Dev. Min Max
-------------+--------------------------------------------------------
k_imt | 25 .96 .2 0 1
. tab jk lokasi, row all
+----------------+
| Key |
|----------------|
| frequency |
| row percentage |
+----------------+
Jenis | Lokasi Tinggal
Kelamin | sleman luar slem | Total
-----------+----------------------+----------
laki-laki | 9 6 | 15
| 60.00 40.00 | 100.00
-----------+----------------------+----------
perempuan | 5 5 | 10
| 50.00 50.00 | 100.00
-----------+----------------------+----------
Total | 14 11 | 25
| 56.00 44.00 | 100.00
Pearson chi2(1) = 0.2435 Pr = 0.622
likelihood-ratio chi2(1) = 0.2432 Pr = 0.622
Cramér's V = 0.0987
gamma = 0.2000 ASE = 0.395
Kendall's tau-b = 0.0987 ASE = 0.200