gimi9 Pandas Profiling

Dataset statistics

Number of variables	15
Number of observations	7055
Missing cells	751
Missing cells (%)	0.7%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	895.8 KiB
Average record size in memory	130.0 B

Variable types

Numeric	7
Categorical	5
Text	3

Dataset

Description	중장기개방계획에따른 경상남도 경남도립남해대학 데이터자료입니다.(과목학년, 과목코드, 수강반, 수강반, 요일, 시작교시, 종료교시, 이수구분, 교원구분)
Author	경상남도
URL	https://www.data.go.kr/data/15067565/fileData.do

Alerts

`과목전공코드` has constant value ""	Constant
`년도` is highly overall correlated with `이수구분`	High correlation
`시작교시` is highly overall correlated with `종료교시`	High correlation
`종료교시` is highly overall correlated with `시작교시`	High correlation
`이수구분` is highly overall correlated with `년도`	High correlation
`강의실` has 699 (9.9%) missing values	Missing

Reproduction

Analysis started	2023-12-12 18:58:58.439056
Analysis finished	2023-12-12 18:59:10.394367
Duration	11.96 seconds
Software version	ydata-profiling vv4.5.1
Download configuration	config.json

년도
Real number (ℝ)

HIGH CORRELATION

Distinct	20
Distinct (%)	0.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2010.7453

Minimum	2001
Maximum	2020
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	2001
5-th percentile	2002
Q1	2005
median	2012
Q3	2016
95-th percentile	2019
Maximum	2020
Range	19
Interquartile range (IQR)	11

Descriptive statistics

Standard deviation	6.0061787
Coefficient of variation (CV)	0.002987041
Kurtosis	-1.5140509
Mean	2010.7453
Median Absolute Deviation (MAD)	6
Skewness	-0.087780821
Sum	14185808
Variance	36.074182
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=20)

Value	Count	Frequency (%)
2002	717	10.2%
2004	611	8.7%
2014	591	8.4%
2016	560	7.9%
2015	526	7.5%
2017	479	6.8%
2018	452	6.4%
2005	405	5.7%
2006	404	5.7%
2019	384	5.4%
Other values (10)	1926	27.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
2001	3	< 0.1%
2002	717	10.2%
2003	348	4.9%
2004	611	8.7%
2005	405	5.7%
2006	404	5.7%
2007	343	4.9%
2008	125	1.8%
2009	202	2.9%
2010	163	2.3%

Value	Count	Frequency (%)
2020	237	3.4%
2019	384	5.4%
2018	452	6.4%
2017	479	6.8%
2016	560	7.9%
2015	526	7.5%
2014	591	8.4%
2013	291	4.1%
2012	9	0.1%
2011	205	2.9%

학기
Categorical

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

1	4100
2	2955

Length

Max length	1
Median length	1
Mean length	1
Min length	1

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	1
2nd row	1
3rd row	1
4th row	1
5th row	1

Common Values

Value	Count	Frequency (%)
1	4100	58.1%
2	2955	41.9%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
1	4100	58.1%
2	2955	41.9%

과목계열코드
Real number (ℝ)

Distinct	16
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.0100638

Minimum	1
Maximum	98
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	3
median	4
Q3	7
95-th percentile	11
Maximum	98
Range	97
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	11.40981
Coefficient of variation (CV)	1.8984507
Kurtosis	56.346346
Mean	6.0100638
Median Absolute Deviation (MAD)	2
Skewness	7.4175618
Sum	42401
Variance	130.18377
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=16)

Value	Count	Frequency (%)
7	1101	15.6%
4	1076	15.3%
3	1073	15.2%
1	971	13.8%
6	815	11.6%
5	722	10.2%
2	579	8.2%
11	323	4.6%
97	94	1.3%
12	78	1.1%
Other values (6)	223	3.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	971	13.8%
2	579	8.2%
3	1073	15.2%
4	1076	15.3%
5	722	10.2%
6	815	11.6%
7	1101	15.6%
8	69	1.0%
9	71	1.0%
10	40	0.6%

Value	Count	Frequency (%)
98	9	0.1%
97	94	1.3%
14	20	0.3%
13	14	0.2%
12	78	1.1%
11	323	4.6%
10	40	0.6%
9	71	1.0%
8	69	1.0%
7	1101	15.6%

과목전공코드
Categorical

CONSTANT

Distinct	1
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

0	7055

Length

Max length	1
Median length	1
Mean length	1
Min length	1

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	0
2nd row	0
3rd row	0
4th row	0
5th row	0

Common Values

Value	Count	Frequency (%)
0	7055	100.0%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
0	7055	100.0%

과목학년
Categorical

Distinct	4
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

1	4082
2	2902
4	41
3	30

Length

Max length	1
Median length	1
Mean length	1
Min length	1

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	1
2nd row	1
3rd row	1
4th row	1
5th row	1

Common Values

Value	Count	Frequency (%)
1	4082	57.9%
2	2902	41.1%
4	41	0.6%
3	30	0.4%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
1	4082	57.9%
2	2902	41.1%
4	41	0.6%
3	30	0.4%

과목코드
Text

Distinct	2450
Distinct (%)	34.7%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

Length

Max length	6
Median length	6
Mean length	5.9995748
Min length	5

Characters and Unicode

Total characters	42327
Distinct characters	15
Distinct categories	2 ?
Distinct scripts	2 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	890 ?
Unique (%)	12.6%

Sample

1st row	10622
2nd row	10988
3rd row	B50005
4th row	11239
5th row	C10001

Value	Count	Frequency (%)
c30003	26	0.4%
c70024	24	0.3%
c30001	24	0.3%
c70037	23	0.3%
c70040	22	0.3%
c40017	21	0.3%
c70041	20	0.3%
d70001	18	0.3%
c10016	18	0.3%
c30027	18	0.3%
Other values (2440)	6841	97.0%

Most occurring characters

Value	Count	Frequency (%)
0	13522	31.9%
C	5278	12.5%
1	4933	11.7%
2	3292	7.8%
3	2666	6.3%
4	2472	5.8%
7	2228	5.3%
5	2049	4.8%
6	1851	4.4%
9	1189	2.8%
Other values (5)	2847	6.7%

Most occurring categories

Value	Count	Frequency (%)
Decimal Number	35275	83.3%
Uppercase Letter	7052	16.7%

Most frequent character per category

Decimal Number

Value	Count	Frequency (%)
0	13522	38.3%
1	4933	14.0%
2	3292	9.3%
3	2666	7.6%
4	2472	7.0%
7	2228	6.3%
5	2049	5.8%
6	1851	5.2%
9	1189	3.4%
8	1073	3.0%

Uppercase Letter

Value	Count	Frequency (%)
C	5278	74.8%
A	902	12.8%
N	441	6.3%
B	356	5.0%
D	75	1.1%

Most occurring scripts

Value	Count	Frequency (%)
Common	35275	83.3%
Latin	7052	16.7%

Most frequent character per script

Common

Value	Count	Frequency (%)
0	13522	38.3%
1	4933	14.0%
2	3292	9.3%
3	2666	7.6%
4	2472	7.0%
7	2228	6.3%
5	2049	5.8%
6	1851	5.2%
9	1189	3.4%
8	1073	3.0%

Latin

Value	Count	Frequency (%)
C	5278	74.8%
A	902	12.8%
N	441	6.3%
B	356	5.0%
D	75	1.1%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	42327	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
0	13522	31.9%
C	5278	12.5%
1	4933	11.7%
2	3292	7.8%
3	2666	6.3%
4	2472	5.8%
7	2228	5.3%
5	2049	4.8%
6	1851	4.4%
9	1189	2.8%
Other values (5)	2847	6.7%

수강반
Categorical

Distinct	3
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

A	4782
B	2231
C	42

Length

Max length	1
Median length	1
Mean length	1
Min length	1

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	A
2nd row	A
3rd row	A
4th row	A
5th row	A

Common Values

Value	Count	Frequency (%)
A	4782	67.8%
B	2231	31.6%
C	42	0.6%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
a	4782	67.8%
b	2231	31.6%
c	42	0.6%

요일
Real number (ℝ)

Distinct	6
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2.8223955

Minimum	1
Maximum	6
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	2
median	3
Q3	4
95-th percentile	5
Maximum	6
Range	5
Interquartile range (IQR)	2

Descriptive statistics

Standard deviation	1.3496086
Coefficient of variation (CV)	0.47817842
Kurtosis	-1.2081204
Mean	2.8223955
Median Absolute Deviation (MAD)	1
Skewness	0.12381308
Sum	19912
Variance	1.8214434
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=6)

Value	Count	Frequency (%)
2	1629	23.1%
4	1548	21.9%
1	1529	21.7%
3	1407	19.9%
5	940	13.3%
6	2	< 0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	1529	21.7%
2	1629	23.1%
3	1407	19.9%
4	1548	21.9%
5	940	13.3%
6	2	< 0.1%

Value	Count	Frequency (%)
6	2	< 0.1%
5	940	13.3%
4	1548	21.9%
3	1407	19.9%
2	1629	23.1%
1	1529	21.7%

시작교시
Real number (ℝ)

HIGH CORRELATION

Distinct	15
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	4.3153792

Minimum	1
Maximum	15
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	2
median	5
Q3	6
95-th percentile	8
Maximum	15
Range	14
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	2.6862512
Coefficient of variation (CV)	0.62248325
Kurtosis	-0.83041497
Mean	4.3153792
Median Absolute Deviation (MAD)	3
Skewness	0.30151887
Sum	30445
Variance	7.2159458
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=15)

Value	Count	Frequency (%)
1	1630	23.1%
6	1278	18.1%
5	863	12.2%
3	828	11.7%
2	812	11.5%
8	812	11.5%
7	421	6.0%
9	168	2.4%
4	131	1.9%
10	63	0.9%
Other values (5)	49	0.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	1630	23.1%
2	812	11.5%
3	828	11.7%
4	131	1.9%
5	863	12.2%
6	1278	18.1%
7	421	6.0%
8	812	11.5%
9	168	2.4%
10	63	0.9%

Value	Count	Frequency (%)
15	1	< 0.1%
14	3	< 0.1%
13	31	0.4%
12	1	< 0.1%
11	13	0.2%
10	63	0.9%
9	168	2.4%
8	812	11.5%
7	421	6.0%
6	1278	18.1%

종료교시
Real number (ℝ)

HIGH CORRELATION

Distinct	15
Distinct (%)	0.2%
Missing	44
Missing (%)	0.6%
Infinite	0
Infinite (%)	0.0%
Mean	5.4912281

Minimum	1
Maximum	15
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	1
5-th percentile	2
Q1	3
median	6
Q3	8
95-th percentile	9
Maximum	15
Range	14
Interquartile range (IQR)	5

Descriptive statistics

Standard deviation	2.6541548
Coefficient of variation (CV)	0.48334449
Kurtosis	-0.63472512
Mean	5.4912281
Median Absolute Deviation (MAD)	2
Skewness	0.30096137
Sum	38499
Variance	7.0445379
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=15)

Value	Count	Frequency (%)
3	1190	16.9%
4	1163	16.5%
7	1159	16.4%
9	986	14.0%
2	795	11.3%
8	643	9.1%
6	561	8.0%
5	159	2.3%
1	159	2.3%
10	106	1.5%
Other values (5)	90	1.3%
(Missing)	44	0.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	159	2.3%
2	795	11.3%
3	1190	16.9%
4	1163	16.5%
5	159	2.3%
6	561	8.0%
7	1159	16.4%
8	643	9.1%
9	986	14.0%
10	106	1.5%

Value	Count	Frequency (%)
15	27	0.4%
14	7	0.1%
13	9	0.1%
12	39	0.6%
11	8	0.1%
10	106	1.5%
9	986	14.0%
8	643	9.1%
7	1159	16.4%
6	561	8.0%

이수구분
Real number (ℝ)

HIGH CORRELATION

Distinct	30
Distinct (%)	0.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	15.721049

Minimum	1
Maximum	60
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	7
median	7
Q3	22
95-th percentile	60
Maximum	60
Range	59
Interquartile range (IQR)	15

Descriptive statistics

Standard deviation	18.675368
Coefficient of variation (CV)	1.1879212
Kurtosis	1.026647
Mean	15.721049
Median Absolute Deviation (MAD)	3
Skewness	1.6027163
Sum	110912
Variance	348.76935
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=30)

Value	Count	Frequency (%)
7	3194	45.3%
3	500	7.1%
1	439	6.2%
60	430	6.1%
23	391	5.5%
2	350	5.0%
4	300	4.3%
59	291	4.1%
22	210	3.0%
11	170	2.4%
Other values (20)	780	11.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	439	6.2%
2	350	5.0%
3	500	7.1%
4	300	4.3%
5	85	1.2%
7	3194	45.3%
9	6	0.1%
11	170	2.4%
12	4	0.1%
13	20	0.3%

Value	Count	Frequency (%)
60	430	6.1%
59	291	4.1%
58	32	0.5%
57	50	0.7%
56	14	0.2%
54	7	0.1%
53	109	1.5%
52	68	1.0%
51	49	0.7%
29	47	0.7%

교원구분
Real number (ℝ)

Distinct	7
Distinct (%)	0.1%
Missing	8
Missing (%)	0.1%
Infinite	0
Infinite (%)	0.0%
Mean	2.5986945

Minimum	1
Maximum	8
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	62.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	1
median	3
Q3	3
95-th percentile	7
Maximum	8
Range	7
Interquartile range (IQR)	2

Descriptive statistics

Standard deviation	1.6850812
Coefficient of variation (CV)	0.64843376
Kurtosis	1.4776508
Mean	2.5986945
Median Absolute Deviation (MAD)	1
Skewness	1.2812213
Sum	18313
Variance	2.8394987
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=7)

Value	Count	Frequency (%)
3	2900	41.1%
1	2578	36.5%
2	577	8.2%
7	453	6.4%
5	286	4.1%
4	186	2.6%
8	67	0.9%
(Missing)	8	0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	2578	36.5%
2	577	8.2%
3	2900	41.1%
4	186	2.6%
5	286	4.1%
7	453	6.4%
8	67	0.9%

Value	Count	Frequency (%)
8	67	0.9%
7	453	6.4%
5	286	4.1%
4	186	2.6%
3	2900	41.1%
2	577	8.2%
1	2578	36.5%

강의동
Categorical

Distinct	20
Distinct (%)	0.3%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

02	2041
03	1579
04	1013
01	875
<NA>	780
Other values (15)	767

Length

Max length	4
Median length	2
Mean length	2.146988
Min length	1

Unique

Unique	2 ?
Unique (%)	< 0.1%

Sample

1st row	01
2nd row	01
3rd row	02
4th row	03
5th row	02

Common Values

Value	Count	Frequency (%)
02	2041	28.9%
03	1579	22.4%
04	1013	14.4%
01	875	12.4%
<NA>	780	11.1%
3	581	8.2%
4	74	1.0%
1305	19	0.3%
1303	18	0.3%
1201	15	0.2%
Other values (10)	60	0.9%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
02	2041	28.9%
03	1579	22.4%
04	1013	14.4%
01	875	12.4%
na	780	11.1%
3	581	8.2%
4	74	1.0%
1305	19	0.3%
1303	18	0.3%
1201	15	0.2%
Other values (9)	59	0.8%

강의실
Text

MISSING

Distinct	101
Distinct (%)	1.6%
Missing	699
Missing (%)	9.9%
Memory size	55.2 KiB

Length

Max length	5
Median length	4
Mean length	3.8588735
Min length	1

Characters and Unicode

Total characters	24527
Distinct characters	47
Distinct categories	5 ?
Distinct scripts	3 ?
Distinct blocks	2 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	9 ?
Unique (%)	0.1%

Sample

1st row	101
2nd row	102
3rd row	201
4th row	301
5th row	201

Value	Count	Frequency (%)
2205	233	3.7%
1301	231	3.6%
4313	227	3.6%
2302	190	3.0%
1307	188	3.0%
4307	185	2.9%
2315	177	2.8%
2203	177	2.8%
4314	172	2.7%
pc실	170	2.7%
Other values (90)	4405	69.3%

Most occurring characters

Value	Count	Frequency (%)
3	5405	22.0%
0	4259	17.4%
1	4059	16.5%
2	3673	15.0%
4	2644	10.8%
5	809	3.3%
7	756	3.1%
9	336	1.4%
P	192	0.8%
C	176	0.7%
Other values (37)	2218	9.0%

Most occurring categories

Value	Count	Frequency (%)
Decimal Number	22096	90.1%
Other Letter	1444	5.9%
Uppercase Letter	970	4.0%
Other Punctuation	16	0.1%
Space Separator	1	< 0.1%

Most frequent character per category

Uppercase Letter

Value	Count	Frequency (%)
P	192	19.8%
C	176	18.1%
E	90	9.3%
M	66	6.8%
A	62	6.4%
O	57	5.9%
N	52	5.4%
W	41	4.2%
B	41	4.2%
K	33	3.4%
Other values (7)	160	16.5%

Other Letter

Value	Count	Frequency (%)
실	170	11.8%
세	158	10.9%
무	158	10.9%
관	137	9.5%
광	137	9.5%
정	113	7.8%
행	113	7.8%
원	97	6.7%
예	97	6.7%
회	65	4.5%
Other values (7)	199	13.8%

Decimal Number

Value	Count	Frequency (%)
3	5405	24.5%
0	4259	19.3%
1	4059	18.4%
2	3673	16.6%
4	2644	12.0%
5	809	3.7%
7	756	3.4%
9	336	1.5%
8	115	0.5%
6	40	0.2%

Other Punctuation

Value	Count	Frequency (%)
&	14	87.5%
?	2	12.5%

Space Separator

Value	Count	Frequency (%)
	1	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Common	22113	90.2%
Hangul	1444	5.9%
Latin	970	4.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
P	192	19.8%
C	176	18.1%
E	90	9.3%
M	66	6.8%
A	62	6.4%
O	57	5.9%
N	52	5.4%
W	41	4.2%
B	41	4.2%
K	33	3.4%
Other values (7)	160	16.5%

Hangul

Value	Count	Frequency (%)
실	170	11.8%
세	158	10.9%
무	158	10.9%
관	137	9.5%
광	137	9.5%
정	113	7.8%
행	113	7.8%
원	97	6.7%
예	97	6.7%
회	65	4.5%
Other values (7)	199	13.8%

Common

Value	Count	Frequency (%)
3	5405	24.4%
0	4259	19.3%
1	4059	18.4%
2	3673	16.6%
4	2644	12.0%
5	809	3.7%
7	756	3.4%
9	336	1.5%
8	115	0.5%
6	40	0.2%
Other values (3)	17	0.1%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	23083	94.1%
Hangul	1444	5.9%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
3	5405	23.4%
0	4259	18.5%
1	4059	17.6%
2	3673	15.9%
4	2644	11.5%
5	809	3.5%
7	756	3.3%
9	336	1.5%
P	192	0.8%
C	176	0.8%
Other values (20)	774	3.4%

Hangul

Value	Count	Frequency (%)
실	170	11.8%
세	158	10.9%
무	158	10.9%
관	137	9.5%
광	137	9.5%
정	113	7.8%
행	113	7.8%
원	97	6.7%
예	97	6.7%
회	65	4.5%
Other values (7)	199	13.8%

사용날짜,시간
Text

Distinct	4425
Distinct (%)	62.7%
Missing	0
Missing (%)	0.0%
Memory size	55.2 KiB

Length

Max length	22
Median length	21
Mean length	21.281786
Min length	21

Characters and Unicode

Total characters	150143
Distinct characters	16
Distinct categories	5 ?
Distinct scripts	2 ?
Distinct blocks	2 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	4258 ?
Unique (%)	60.4%

Sample

1st row	2001-12-11 오후 1:55:40
2nd row	2001-12-11 오후 1:55:51
3rd row	2001-12-11 오후 1:56:12
4th row	2001-12-11 오후 1:56:26
5th row	2001-12-11 오후 1:56:12

Value	Count	Frequency (%)
오후	4871	23.0%
오전	2184	10.3%
2003-03-05	144	0.7%
2002-08-30	143	0.7%
2002-05-22	128	0.6%
2007-08-22	127	0.6%
2002-05-23	96	0.5%
2005-08-25	95	0.4%
2004-03-06	94	0.4%
2002-03-15	93	0.4%
Other values (4432)	13190	62.3%

Most occurring characters

Value	Count	Frequency (%)
0	24957	16.6%
2	17275	11.5%
-	14110	9.4%
	14110	9.4%
:	14110	9.4%
1	14104	9.4%
3	9017	6.0%
오	7055	4.7%
4	6420	4.3%
5	6054	4.0%
Other values (6)	22931	15.3%

Most occurring categories

Value	Count	Frequency (%)
Decimal Number	93703	62.4%
Dash Punctuation	14110	9.4%
Space Separator	14110	9.4%
Other Punctuation	14110	9.4%
Other Letter	14110	9.4%

Most frequent character per category

Decimal Number

Value	Count	Frequency (%)
0	24957	26.6%
2	17275	18.4%
1	14104	15.1%
3	9017	9.6%
4	6420	6.9%
5	6054	6.5%
8	5454	5.8%
6	3694	3.9%
9	3406	3.6%
7	3322	3.5%

Other Letter

Value	Count	Frequency (%)
오	7055	50.0%
후	4871	34.5%
전	2184	15.5%

Dash Punctuation

Value	Count	Frequency (%)
-	14110	100.0%

Space Separator

Value	Count	Frequency (%)
	14110	100.0%

Other Punctuation

Value	Count	Frequency (%)
:	14110	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Common	136033	90.6%
Hangul	14110	9.4%

Most frequent character per script

Common

Value	Count	Frequency (%)
0	24957	18.3%
2	17275	12.7%
-	14110	10.4%
	14110	10.4%
:	14110	10.4%
1	14104	10.4%
3	9017	6.6%
4	6420	4.7%
5	6054	4.5%
8	5454	4.0%
Other values (3)	10422	7.7%

Hangul

Value	Count	Frequency (%)
오	7055	50.0%
후	4871	34.5%
전	2184	15.5%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	136033	90.6%
Hangul	14110	9.4%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
0	24957	18.3%
2	17275	12.7%
-	14110	10.4%
	14110	10.4%
:	14110	10.4%
1	14104	10.4%
3	9017	6.6%
4	6420	4.7%
5	6054	4.5%
8	5454	4.0%
Other values (3)	10422	7.7%

Hangul

Value	Count	Frequency (%)
오	7055	50.0%
후	4871	34.5%
전	2184	15.5%

Heatmap
Table

	년도	학기	과목계열코드	과목학년	수강반	요일	시작교시	종료교시	이수구분	교원구분	강의동
년도	1.000	0.240	0.344	0.169	0.117	0.079	0.272	0.274	0.709	0.412	0.623
학기	0.240	1.000	0.031	0.262	0.069	0.022	0.038	0.068	0.161	0.048	0.206
과목계열코드	0.344	0.031	1.000	0.293	0.332	0.032	0.327	0.362	0.253	0.313	0.514
과목학년	0.169	0.262	0.293	1.000	0.128	0.039	0.486	0.507	0.100	0.133	0.209
수강반	0.117	0.069	0.332	0.128	1.000	0.000	0.106	0.083	0.088	0.036	0.131
요일	0.079	0.022	0.032	0.039	0.000	1.000	0.331	0.248	0.144	0.101	0.000
시작교시	0.272	0.038	0.327	0.486	0.106	0.331	1.000	0.963	0.166	0.104	0.210
종료교시	0.274	0.068	0.362	0.507	0.083	0.248	0.963	1.000	0.181	0.095	0.199
이수구분	0.709	0.161	0.253	0.100	0.088	0.144	0.166	0.181	1.000	0.627	0.341
교원구분	0.412	0.048	0.313	0.133	0.036	0.101	0.104	0.095	0.627	1.000	0.184
강의동	0.623	0.206	0.514	0.209	0.131	0.000	0.210	0.199	0.341	0.184	1.000

Heatmap
Table

	강의동	학기	과목학년	수강반
강의동	1.000	0.183	0.115	0.069
학기	0.183	1.000	0.174	0.115
과목학년	0.115	0.174	1.000	0.120
수강반	0.069	0.115	0.120	1.000

Heatmap
Table

	년도	과목계열코드	요일	시작교시	종료교시	이수구분	교원구분	학기	과목학년	수강반	강의동
년도	1.000	0.139	-0.036	-0.058	-0.021	0.690	0.200	0.184	0.102	0.070	0.288
과목계열코드	0.139	1.000	0.005	-0.035	0.017	0.133	0.133	0.052	0.281	0.114	0.319
요일	-0.036	0.005	1.000	-0.125	-0.132	-0.044	0.034	0.016	0.025	0.000	0.000
시작교시	-0.058	-0.035	-0.125	1.000	0.943	-0.087	-0.029	0.052	0.311	0.084	0.076
종료교시	-0.021	0.017	-0.132	0.943	1.000	-0.030	-0.014	0.055	0.327	0.047	0.079
이수구분	0.690	0.133	-0.044	-0.087	-0.030	1.000	0.072	0.172	0.069	0.059	0.158
교원구분	0.200	0.133	0.034	-0.029	-0.014	0.072	1.000	0.052	0.092	0.024	0.082
학기	0.184	0.052	0.016	0.052	0.055	0.172	0.052	1.000	0.174	0.115	0.183
과목학년	0.102	0.281	0.025	0.311	0.327	0.069	0.092	0.174	1.000	0.120	0.115
수강반	0.070	0.114	0.000	0.084	0.047	0.059	0.024	0.115	0.120	1.000	0.069
강의동	0.288	0.319	0.000	0.076	0.079	0.158	0.082	0.183	0.115	0.069	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

The correlation heatmap measures nullity correlation: how strongly the presence or absence of one variable affects the presence of another.

First rows
Last rows

	년도	학기	과목계열코드	과목학년	과목코드	수강반	요일	시작교시	종료교시	이수구분	교원구분	강의동	강의실	사용날짜,시간
0	2001	1	9	1	10622	A	1	1	2	9	<NA>	01	101	2001-12-11 오후 1:55:40
1	2001	1	9	1	10988	A	1	3	4	9	<NA>	01	102	2001-12-11 오후 1:55:51
2	2002	1	9	1	B50005	A	2	1	3	9	<NA>	02	201	2001-12-11 오후 1:56:12
3	2001	1	9	1	11239	A	2	5	6	9	<NA>	03	301	2001-12-11 오후 1:56:26
4	2002	1	9	1	C10001	A	3	1	5	9	<NA>	02	201	2001-12-11 오후 1:56:12
5	2002	1	9	1	A10001	A	2	4	5	9	<NA>	04	301	2001-12-11 오후 1:56:12
6	2002	1	3	1	C30027	A	1	2	4	7	3	3	3307	2002-03-07 오전 11:05:02
7	2002	1	3	1	C30003	A	1	6	6	7	1	3	3307	2002-03-07 오전 11:06:03
8	2002	1	3	1	C30001	A	1	7	8	7	1	3	3307	2002-03-07 오전 11:06:25
9	2002	1	3	1	C30015	A	2	2	4	7	3	03	3309	2002-03-07 오전 11:08:47

	년도	학기	과목계열코드	과목학년	과목코드	수강반	요일	시작교시	종료교시	이수구분	교원구분	강의동	강의실	사용날짜,시간
7045	2020	2	2	1	A20039	A	4	2	3	53	3	<NA>	<NA>	2020-08-19 오전 10:05:31
7046	2020	2	3	2	C30338	A	5	2	3	58	3	03	3307	2020-09-09 오전 11:10:12
7047	2020	2	3	2	C30338	A	5	5	8	58	3	03	3307	2020-09-09 오전 11:10:12
7048	2020	2	3	2	C30351	A	1	1	3	60	2	03	3304	2020-09-09 오전 11:10:12
7049	2020	2	3	2	C30351	A	1	5	7	60	2	04	4101	2020-09-09 오전 11:10:12
7050	2020	2	3	2	N03039	A	2	5	7	60	3	05	별동	2020-09-09 오전 11:10:12
7051	2020	2	3	2	N03039	A	4	5	7	60	3	05	별동	2020-09-09 오전 11:10:12
7052	2020	2	3	2	N03040	A	3	1	3	60	1	04	4101	2020-09-09 오전 11:10:12
7053	2020	2	3	2	N03040	A	4	1	3	60	1	04	4101	2020-09-09 오전 11:10:12
7054	2020	2	3	2	N03041	A	2	1	3	60	1	04	4101	2020-09-09 오전 11:10:12

Overview

Variables

Common Values

Length

Common Values (Plot)

Common Values

Length

Common Values (Plot)

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Decimal Number

Uppercase Letter

Most occurring scripts

Most frequent character per script

Common

Latin

Most occurring blocks

Most frequent character per block

ASCII

Common Values

Length

Common Values (Plot)

Common Values

Length

Most occurring characters

Most occurring categories

Most frequent character per category

Uppercase Letter

Other Letter

Decimal Number

Other Punctuation

Space Separator

Most occurring scripts

Most frequent character per script

Latin

Hangul

Common

Most occurring blocks

Most frequent character per block

ASCII

Hangul

Most occurring characters

Most occurring categories

Most frequent character per category

Decimal Number

Other Letter

Dash Punctuation

Space Separator

Other Punctuation

Most occurring scripts

Most frequent character per script

Common

Hangul

Most occurring blocks

Most frequent character per block

ASCII

Hangul

Interactions

Correlations

Missing values

Sample