gimi9 Pandas Profiling

Dataset statistics

Number of variables	11
Number of observations	10000
Missing cells	9542
Missing cells (%)	8.7%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	1015.6 KiB
Average record size in memory	104.0 B

Variable types

Categorical	3
Numeric	8

Dataset

Description	에어코리아_최종확정 측정자료 (지역, 망, 측정소코드, 측정소명, 측정일시, SO2, CO, O3, NO2, PM10, PM25) 정보 제공
Author	한국환경공단
URL	https://www.data.go.kr/data/15122830/fileData.do

Alerts

`측정소명` is highly overall correlated with `측정소코드` and 2 other fields	High correlation
`지역` is highly overall correlated with `측정소코드` and 2 other fields	High correlation
`주소` is highly overall correlated with `측정소코드` and 2 other fields	High correlation
`측정소코드` is highly overall correlated with `지역` and 2 other fields	High correlation
`SO2` is highly overall correlated with `CO` and 1 other fields	High correlation
`CO` is highly overall correlated with `SO2` and 3 other fields	High correlation
`O3` is highly overall correlated with `CO` and 1 other fields	High correlation
`NO2` is highly overall correlated with `SO2` and 2 other fields	High correlation
`PM10` is highly overall correlated with `PM25`	High correlation
`PM25` is highly overall correlated with `CO` and 1 other fields	High correlation
`SO2` has 216 (2.2%) missing values	Missing
`CO` has 344 (3.4%) missing values	Missing
`O3` has 414 (4.1%) missing values	Missing
`NO2` has 247 (2.5%) missing values	Missing
`PM10` has 313 (3.1%) missing values	Missing
`PM25` has 8008 (80.1%) missing values	Missing

Reproduction

Analysis started	2024-03-14 21:20:48.398142
Analysis finished	2024-03-14 21:21:06.095907
Duration	17.7 seconds
Software version	ydata-profiling vv4.5.1
Download configuration	config.json

지역
Categorical

HIGH CORRELATION

Distinct	22
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

경기 성남시	1721
경기 부천시	1089
경기 수원시	725
경기 김포시	645
경기 고양시	629
Other values (17)	5191

Length

Max length	7
Median length	6
Mean length	6.0698
Min length	6

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	경기 수원시
2nd row	경기 부천시
3rd row	경기 성남시
4th row	경기 남양주시
5th row	경기 성남시

Common Values

Value	Count	Frequency (%)
경기 성남시	1721	17.2%
경기 부천시	1089	10.9%
경기 수원시	725	7.2%
경기 김포시	645	6.5%
경기 고양시	629	6.3%
강원 춘천시	469	4.7%
경기 남양주시	455	4.5%
경기 광명시	449	4.5%
경기 과천시	444	4.4%
강원 원주시	424	4.2%
Other values (12)	2950	29.5%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
경기	7630	38.1%
강원	2370	11.8%
성남시	1721	8.6%
부천시	1089	5.4%
수원시	725	3.6%
김포시	645	3.2%
고양시	629	3.1%
춘천시	469	2.3%
남양주시	455	2.3%
광명시	449	2.2%
Other values (14)	3818	19.1%

측정소코드
Real number (ℝ)

HIGH CORRELATION

Distinct	47
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	293313.16

Minimum	131111
Maximum	831155
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	131111
5-th percentile	131113
Q1	131161
median	131392
Q3	632122
95-th percentile	831153
Maximum	831155
Range	700044
Interquartile range (IQR)	500961

Descriptive statistics

Standard deviation	264686.1
Coefficient of variation (CV)	0.90240102
Kurtosis	-0.58142865
Mean	293313.16
Median Absolute Deviation (MAD)	268
Skewness	1.1085234
Sum	2.9331316 × 10⁹
Variance	7.005873 × 10¹⁰
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=47)

Value	Count	Frequency (%)
132113	243	2.4%
131571	243	2.4%
131129	237	2.4%
131241	235	2.4%
131163	232	2.3%
131502	228	2.3%
831152	228	2.3%
131201	227	2.3%
632431	226	2.3%
132112	226	2.3%
Other values (37)	7675	76.8%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
131111	220	2.2%
131112	213	2.1%
131113	217	2.2%
131114	75	0.8%
131120	223	2.2%
131121	208	2.1%
131123	204	2.0%
131124	216	2.2%
131125	217	2.2%
131126	205	2.1%

Value	Count	Frequency (%)
831155	223	2.2%
831154	218	2.2%
831153	218	2.2%
831152	228	2.3%
831151	202	2.0%
632431	226	2.3%
632421	220	2.2%
632371	213	2.1%
632161	202	2.0%
632151	201	2.0%

측정소명
Categorical

HIGH CORRELATION

Distinct	47
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

석사동	243
보산동	243
상대원동	237
금곡동	235
소하동	232
Other values (42)	8810

Length

Max length	7
Median length	3
Mean length	3.1091
Min length	2

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	신풍동
2nd row	오정동
3rd row	운중동
4th row	금곡동
5th row	백현동

Common Values

Value	Count	Frequency (%)
석사동	243	2.4%
보산동	243	2.4%
상대원동	237	2.4%
금곡동	235	2.4%
소하동	232	2.3%
내동	228	2.3%
산본동	228	2.3%
별양동	227	2.3%
치악산	226	2.3%
고촌읍	226	2.3%
Other values (37)	7675	76.8%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
석사동	243	2.4%
보산동	243	2.4%
상대원동	237	2.4%
금곡동	235	2.4%
소하동	232	2.3%
내동	228	2.3%
산본동	228	2.3%
별양동	227	2.3%
고촌읍	226	2.3%
중앙로	226	2.3%
Other values (37)	7675	76.8%

측정일시
Real number (ℝ)

Distinct	2147
Distinct (%)	21.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2.0150215 × 10⁹

Minimum	2.0150101 × 10⁹
Maximum	2.0150331 × 10⁹
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	2.0150101 × 10⁹
5-th percentile	2.0150105 × 10⁹
Q1	2.0150122 × 10⁹
median	2.0150214 × 10⁹
Q3	2.0150309 × 10⁹
95-th percentile	2.0150327 × 10⁹
Maximum	2.0150331 × 10⁹
Range	23023
Interquartile range (IQR)	18688

Descriptive statistics

Standard deviation	8363.909
Coefficient of variation (CV)	4.1507791 × 10^-6
Kurtosis	-1.5172124
Mean	2.0150215 × 10⁹
Median Absolute Deviation (MAD)	9304.5
Skewness	0.034755078
Sum	2.0150215 × 10¹³
Variance	69954974
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2015030201	14	0.1%
2015032220	13	0.1%
2015030614	12	0.1%
2015011815	12	0.1%
2015013103	11	0.1%
2015011205	11	0.1%
2015010317	11	0.1%
2015021419	11	0.1%
2015012604	11	0.1%
2015010304	11	0.1%
Other values (2137)	9883	98.8%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
2015010101	4	< 0.1%
2015010102	3	< 0.1%
2015010103	2	< 0.1%
2015010104	3	< 0.1%
2015010105	4	< 0.1%
2015010106	4	< 0.1%
2015010107	6	0.1%
2015010108	3	< 0.1%
2015010109	3	< 0.1%
2015010110	7	0.1%

Value	Count	Frequency (%)
2015033124	6	0.1%
2015033123	2	< 0.1%
2015033122	3	< 0.1%
2015033121	3	< 0.1%
2015033120	2	< 0.1%
2015033119	4	< 0.1%
2015033118	4	< 0.1%
2015033117	7	0.1%
2015033116	5	0.1%
2015033115	3	< 0.1%

SO2
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	97
Distinct (%)	1.0%
Missing	216
Missing (%)	2.2%
Infinite	0
Infinite (%)	0.0%
Mean	0.00621852

Minimum	0.0007
Maximum	0.054
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0.0007
5-th percentile	0.0022
Q1	0.004
median	0.006
Q3	0.008
95-th percentile	0.012
Maximum	0.054
Range	0.0533
Interquartile range (IQR)	0.004

Descriptive statistics

Standard deviation	0.003200879
Coefficient of variation (CV)	0.51473325
Kurtosis	12.318443
Mean	0.00621852
Median Absolute Deviation (MAD)	0.002
Skewness	2.1740562
Sum	60.842
Variance	1.0245627 × 10^-5
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.005	1624	16.2%
0.004	1531	15.3%
0.006	1480	14.8%
0.007	1112	11.1%
0.008	790	7.9%
0.003	668	6.7%
0.009	539	5.4%
0.01	348	3.5%
0.011	213	2.1%
0.012	165	1.7%
Other values (87)	1314	13.1%
(Missing)	216	2.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0007	2	< 0.1%
0.0008	2	< 0.1%
0.0009	1	< 0.1%
0.001	11	0.1%
0.0011	13	0.1%
0.0012	10	0.1%
0.0013	21	0.2%
0.0014	34	0.3%
0.0015	46	0.5%
0.0016	43	0.4%

Value	Count	Frequency (%)
0.054	1	< 0.1%
0.038	2	< 0.1%
0.031	3	< 0.1%
0.03	1	< 0.1%
0.028	2	< 0.1%
0.027	2	< 0.1%
0.026	5	0.1%
0.025	4	< 0.1%
0.024	2	< 0.1%
0.023	3	< 0.1%

CO
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	35
Distinct (%)	0.4%
Missing	344
Missing (%)	3.4%
Infinite	0
Infinite (%)	0.0%
Mean	0.72101284

Minimum	0.1
Maximum	5
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0.1
5-th percentile	0.3
Q1	0.5
median	0.7
Q3	0.9
95-th percentile	1.4
Maximum	5
Range	4.9
Interquartile range (IQR)	0.4

Descriptive statistics

Standard deviation	0.35080827
Coefficient of variation (CV)	0.48654927
Kurtosis	7.6577533
Mean	0.72101284
Median Absolute Deviation (MAD)	0.2
Skewness	1.7957606
Sum	6962.1
Variance	0.12306644
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=35)

Value	Count	Frequency (%)
0.6	1411	14.1%
0.5	1401	14.0%
0.7	1218	12.2%
0.4	1183	11.8%
0.8	982	9.8%
0.9	699	7.0%
0.3	684	6.8%
1.0	554	5.5%
1.1	367	3.7%
1.2	282	2.8%
Other values (25)	875	8.8%
(Missing)	344	3.4%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.1	17	0.2%
0.2	130	1.3%
0.3	684	6.8%
0.4	1183	11.8%
0.5	1401	14.0%
0.6	1411	14.1%
0.7	1218	12.2%
0.8	982	9.8%
0.9	699	7.0%
1.0	554	5.5%

Value	Count	Frequency (%)
5.0	1	< 0.1%
4.4	1	< 0.1%
3.9	1	< 0.1%
3.4	1	< 0.1%
3.3	1	< 0.1%
3.1	1	< 0.1%
2.9	2	< 0.1%
2.8	1	< 0.1%
2.7	2	< 0.1%
2.6	5	0.1%

O3
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	89
Distinct (%)	0.9%
Missing	414
Missing (%)	4.1%
Infinite	0
Infinite (%)	0.0%
Mean	0.01946255

Minimum	0.001
Maximum	0.109
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0.001
5-th percentile	0.002
Q1	0.006
median	0.018
Q3	0.029
95-th percentile	0.046
Maximum	0.109
Range	0.108
Interquartile range (IQR)	0.023

Descriptive statistics

Standard deviation	0.014795166
Coefficient of variation (CV)	0.76018641
Kurtosis	0.82731254
Mean	0.01946255
Median Absolute Deviation (MAD)	0.012
Skewness	0.89086417
Sum	186.568
Variance	0.00021889693
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.003	745	7.4%
0.004	635	6.3%
0.002	563	5.6%
0.005	334	3.3%
0.006	277	2.8%
0.007	230	2.3%
0.03	222	2.2%
0.009	219	2.2%
0.029	218	2.2%
0.024	217	2.2%
Other values (79)	5926	59.3%
(Missing)	414	4.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.001	42	0.4%
0.002	563	5.6%
0.003	745	7.4%
0.004	635	6.3%
0.005	334	3.3%
0.006	277	2.8%
0.007	230	2.3%
0.008	215	2.1%
0.009	219	2.2%
0.01	194	1.9%

Value	Count	Frequency (%)
0.109	1	< 0.1%
0.104	1	< 0.1%
0.094	1	< 0.1%
0.091	1	< 0.1%
0.089	1	< 0.1%
0.087	1	< 0.1%
0.086	1	< 0.1%
0.083	1	< 0.1%
0.082	1	< 0.1%
0.081	1	< 0.1%

NO2
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	272
Distinct (%)	2.8%
Missing	247
Missing (%)	2.5%
Infinite	0
Infinite (%)	0.0%
Mean	0.032087696

Minimum	0.0015
Maximum	0.128
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	0.0015
5-th percentile	0.006
Q1	0.016
median	0.03
Q3	0.046
95-th percentile	0.068
Maximum	0.128
Range	0.1265
Interquartile range (IQR)	0.03

Descriptive statistics

Standard deviation	0.019836245
Coefficient of variation (CV)	0.61818852
Kurtosis	0.063052955
Mean	0.032087696
Median Absolute Deviation (MAD)	0.015
Skewness	0.66673949
Sum	312.9513
Variance	0.00039347663
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.01	202	2.0%
0.016	195	1.9%
0.015	195	1.9%
0.018	194	1.9%
0.033	190	1.9%
0.022	187	1.9%
0.028	183	1.8%
0.024	180	1.8%
0.027	178	1.8%
0.02	177	1.8%
Other values (262)	7872	78.7%
(Missing)	247	2.5%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0015	2	< 0.1%
0.0017	3	< 0.1%
0.0018	3	< 0.1%
0.0019	3	< 0.1%
0.002	8	0.1%
0.0021	1	< 0.1%
0.0022	3	< 0.1%
0.0023	4	< 0.1%
0.0024	6	0.1%
0.0025	8	0.1%

Value	Count	Frequency (%)
0.128	1	< 0.1%
0.121	1	< 0.1%
0.116	2	< 0.1%
0.113	1	< 0.1%
0.111	1	< 0.1%
0.11	1	< 0.1%
0.108	1	< 0.1%
0.107	1	< 0.1%
0.106	1	< 0.1%
0.105	1	< 0.1%

PM10
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	363
Distinct (%)	3.7%
Missing	313
Missing (%)	3.1%
Infinite	0
Infinite (%)	0.0%
Mean	71.954475

Minimum	3
Maximum	1037
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	3
5-th percentile	25
Q1	40
median	56
Q3	80
95-th percentile	154
Maximum	1037
Range	1034
Interquartile range (IQR)	40

Descriptive statistics

Standard deviation	73.871124
Coefficient of variation (CV)	1.026637
Kurtosis	61.027199
Mean	71.954475
Median Absolute Deviation (MAD)	18
Skewness	6.7835041
Sum	697023
Variance	5456.9429
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
44	204	2.0%
40	192	1.9%
38	184	1.8%
47	175	1.8%
43	173	1.7%
50	168	1.7%
46	167	1.7%
42	163	1.6%
52	160	1.6%
36	157	1.6%
Other values (353)	7944	79.4%
(Missing)	313	3.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
3	2	< 0.1%
5	4	< 0.1%
6	4	< 0.1%
7	4	< 0.1%
8	11	0.1%
9	8	0.1%
10	11	0.1%
11	9	0.1%
12	12	0.1%
13	26	0.3%

Value	Count	Frequency (%)
1037	1	< 0.1%
979	1	< 0.1%
955	1	< 0.1%
945	1	< 0.1%
937	1	< 0.1%
935	1	< 0.1%
925	1	< 0.1%
910	1	< 0.1%
908	1	< 0.1%
902	1	< 0.1%

PM25
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	112
Distinct (%)	5.6%
Missing	8008
Missing (%)	80.1%
Infinite	0
Infinite (%)	0.0%
Mean	35.073795

Minimum	1
Maximum	168
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	166.0 KiB

Quantile statistics

Minimum	1
5-th percentile	8
Q1	19
median	31
Q3	47
95-th percentile	75
Maximum	168
Range	167
Interquartile range (IQR)	28

Descriptive statistics

Standard deviation	21.534504
Coefficient of variation (CV)	0.61397703
Kurtosis	2.8246869
Mean	35.073795
Median Absolute Deviation (MAD)	14
Skewness	1.2475095
Sum	69867
Variance	463.73488
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
16	52	0.5%
20	45	0.4%
17	44	0.4%
36	44	0.4%
26	44	0.4%
14	43	0.4%
44	43	0.4%
28	43	0.4%
19	43	0.4%
23	41	0.4%
Other values (102)	1550	15.5%
(Missing)	8008	80.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	5	0.1%
2	5	0.1%
3	7	0.1%
4	11	0.1%
5	11	0.1%
6	29	0.3%
7	18	0.2%
8	19	0.2%
9	26	0.3%
10	25	0.2%

Value	Count	Frequency (%)
168	1	< 0.1%
154	1	< 0.1%
153	1	< 0.1%
148	1	< 0.1%
144	1	< 0.1%
138	1	< 0.1%
137	1	< 0.1%
114	1	< 0.1%
113	1	< 0.1%
111	4	< 0.1%

주소
Categorical

HIGH CORRELATION

Distinct	47
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Memory size	156.2 KiB

강원 춘천시 석사동 322-1(석사119안전센터 2층 옥상)	243
경기 동두천시 싸리말로 28(보산동 314-5)	243
경기 성남시 중원구 상대원동 1451	237
경기 남양주시 금곡동 185-10(남양주시청)	235
경기 광명시 소하동 1331	232
Other values (42)	8810

Length

Max length	36
Median length	27
Mean length	23.4152
Min length	10

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	경기 수원시 팔달구 신풍동 123-69(선경도서관)
2nd row	경기 부천시 오정구 성오로 172 (오정어울마당 오정아트홀)
3rd row	경기 성남시 분당구 운중동 935
4th row	경기 남양주시 금곡동 185-10(남양주시청)
5th row	경기 성남시 분당구 백현동

Common Values

Value	Count	Frequency (%)
강원 춘천시 석사동 322-1(석사119안전센터 2층 옥상)	243	2.4%
경기 동두천시 싸리말로 28(보산동 314-5)	243	2.4%
경기 성남시 중원구 상대원동 1451	237	2.4%
경기 남양주시 금곡동 185-10(남양주시청)	235	2.4%
경기 광명시 소하동 1331	232	2.3%
경기 부천시 오정구 삼작로 114 (신흥동주민센터)	228	2.3%
경기 군포시 금정동 844(여성회관)	228	2.3%
경기 과천시 별양동 16번지 (문원초등학교)	227	2.3%
강원 횡성군 강림면 강림리(치악산)	226	2.3%
경기 김포시 고촌면 신곡리 530-1(고촌면사무소)	226	2.3%
Other values (37)	7675	76.8%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
경기	7630	15.2%
강원	2370	4.7%
성남시	1721	3.4%
부천시	1089	2.2%
옥상	887	1.8%
분당구	854	1.7%
수원시	725	1.4%
김포시	645	1.3%
수정구	630	1.3%
고양시	629	1.3%
Other values (144)	32986	65.8%

Heatmap
Table

	지역	측정소코드	측정소명	측정일시	SO2	CO	O3	NO2	PM10	PM25	주소
지역	1.000	1.000	1.000	0.026	0.361	0.365	0.426	0.527	0.113	0.268	1.000
측정소코드	1.000	1.000	1.000	0.000	0.188	0.132	0.250	0.406	0.040	0.187	1.000
측정소명	1.000	1.000	1.000	0.127	0.440	0.472	0.467	0.582	0.139	0.272	1.000
측정일시	0.026	0.000	0.127	1.000	0.169	0.187	0.318	0.161	0.305	0.192	0.127
SO2	0.361	0.188	0.440	0.169	1.000	0.809	0.170	0.321	0.203	0.359	0.440
CO	0.365	0.132	0.472	0.187	0.809	1.000	0.536	0.596	0.172	0.422	0.472
O3	0.426	0.250	0.467	0.318	0.170	0.536	1.000	0.653	0.222	0.253	0.467
NO2	0.527	0.406	0.582	0.161	0.321	0.596	0.653	1.000	0.187	0.354	0.582
PM10	0.113	0.040	0.139	0.305	0.203	0.172	0.222	0.187	1.000	0.695	0.139
PM25	0.268	0.187	0.272	0.192	0.359	0.422	0.253	0.354	0.695	1.000	0.272
주소	1.000	1.000	1.000	0.127	0.440	0.472	0.467	0.582	0.139	0.272	1.000

Heatmap
Table

	측정소명	지역	주소
측정소명	1.000	0.999	1.000
지역	0.999	1.000	0.999
주소	1.000	0.999	1.000

Heatmap
Table

	측정소코드	측정일시	SO2	CO	O3	NO2	PM10	PM25	지역	측정소명	주소
측정소코드	1.000	0.019	-0.101	-0.137	0.212	-0.355	-0.014	0.057	0.999	0.998	0.998
측정일시	0.019	1.000	-0.142	-0.204	0.330	-0.021	0.178	0.043	0.012	0.054	0.054
SO2	-0.101	-0.142	1.000	0.520	-0.277	0.504	0.357	0.422	0.155	0.181	0.181
CO	-0.137	-0.204	0.520	1.000	-0.628	0.646	0.383	0.543	0.144	0.181	0.181
O3	0.212	0.330	-0.277	-0.628	1.000	-0.737	-0.109	-0.292	0.172	0.178	0.178
NO2	-0.355	-0.021	0.504	0.646	-0.737	1.000	0.279	0.437	0.225	0.239	0.239
PM10	-0.014	0.178	0.357	0.383	-0.109	0.279	1.000	0.762	0.042	0.048	0.048
PM25	0.057	0.043	0.422	0.543	-0.292	0.437	0.762	1.000	0.134	0.127	0.127
지역	0.999	0.012	0.155	0.144	0.172	0.225	0.042	0.134	1.000	0.999	0.999
측정소명	0.998	0.054	0.181	0.181	0.178	0.239	0.048	0.127	0.999	1.000	1.000
주소	0.998	0.054	0.181	0.181	0.178	0.239	0.048	0.127	0.999	1.000	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

	지역	측정소코드	측정소명	측정일시	SO2	CO	O3	NO2	PM10	PM25	주소
94836	경기 수원시	131111	신풍동	2015032313	0.005	0.5	0.041	0.012	59	<NA>	경기 수원시 팔달구 신풍동 123-69(선경도서관)
71682	경기 부천시	831154	오정동	2015011719	0.005	0.4	0.015	<NA>	32	12	경기 부천시 오정구 성오로 172 (오정어울마당 오정아트홀)
88678	경기 성남시	131128	운중동	2015010523	0.008	1.2	0.002	0.068	80	44	경기 성남시 분당구 운중동 935
58408	경기 남양주시	131241	금곡동	2015010417	0.006	0.6	0.013	0.035	<NA>	<NA>	경기 남양주시 금곡동 185-10(남양주시청)
77132	경기 성남시	131120	백현동	2015030521	0.011	1.1	<NA>	0.073	71	<NA>	경기 성남시 분당구 백현동
70727	경기 부천시	831153	중2동	2015030824	0.01	0.9	0.01	0.079	143	<NA>	경기 부천시 원미구 심중로 121 (책마루도서관)
49159	경기 군포시	131501	당동	2015031008	0.003	0.3	0.023	0.014	42	<NA>	경기 군포시 당동 752-10 (군포도서관)
43008	경기 광주시	131392	경안동	2015032401	0.004	0.7	0.006	0.045	54	<NA>	경기 광주시 경안동 53-4
86948	경기 성남시	131126	복정동	2015012321	0.005	0.5	0.012	0.047	25	<NA>	경기 성남시 수정구 복정동 515번지 (상수도사업소)
33628	경기 과천시	131201	별양동	2015022105	0.004	0.9	0.005	0.049	45	<NA>	경기 과천시 별양동 16번지 (문원초등학교)

	지역	측정소코드	측정소명	측정일시	SO2	CO	O3	NO2	PM10	PM25	주소
2006	강원 강릉시	632132	옥천동	2015032515	0.005	0.4	0.029	0.023	49	13	강원 강릉시 옥천동 327-2(옥천동주민센터)
58516	경기 남양주시	131241	금곡동	2015010905	0.004	0.7	0.002	0.036	49	<NA>	경기 남양주시 금곡동 185-10(남양주시청)
20019	강원 춘천시	132113	석사동	2015012504	0.006	1.5	0.004	0.039	98	59	강원 춘천시 석사동 322-1(석사119안전센터 2층 옥상)
88358	경기 성남시	131126	복정동	2015032315	<NA>	<NA>	<NA>	<NA>	<NA>	<NA>	경기 성남시 수정구 복정동 515번지 (상수도사업소)
96322	경기 수원시	131112	인계동	2015022311	0.005	0.6	0.016	0.024	673	168	경기 수원시 팔달구 인계동 1111(수원시청)
21266	강원 춘천시	132113	석사동	2015031803	0.006	1.3	0.007	0.031	97	55	강원 춘천시 석사동 322-1(석사119안전센터 2층 옥상)
86609	경기 성남시	131126	복정동	2015010918	0.008	0.6	0.008	0.056	63	<NA>	경기 성남시 수정구 복정동 515번지 (상수도사업소)
27600	경기 고양시	131381	행신동	2015031201	0.004	0.4	0.033	0.013	27	<NA>	경기 고양시 덕양구 행신동 59-3 행신배수지
66733	경기 부천시	831151	소사본동	2015032214	0.007	0.7	0.056	0.019	175	<NA>	경기 부천시 소사구 경인옛로 72 (소사어울림마당 소향관)
21508	강원 춘천시	132113	석사동	2015032805	0.004	0.7	0.021	0.025	57	27	강원 춘천시 석사동 322-1(석사119안전센터 2층 옥상)

Overview

Variables

Common Values

Length

Common Values

Length

Common Values

Length

Interactions

Correlations

Missing values

Sample