gimi9 Pandas Profiling

Dataset statistics

Number of variables	13
Number of observations	5685
Missing cells	6524
Missing cells (%)	8.8%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	644.1 KiB
Average record size in memory	116.0 B

Variable types

Text	1
Categorical	1
Numeric	11

Dataset

Description	수질측정망 운영결과 자료 - 지점별 생물화학적산소요구량, 부유물질, 총질소, 총인, 총유기탄소 등(BOD, SS, TN, TP, TOC 수치)에 대한 결과를 제공 수심(m), 수온(℃), DO(㎎/L), BOD(㎎/L), COD(㎎/L), SS(㎎/L), TN(㎎/L), TP(㎎/L), TOC(㎎/L), 수소이온농도(ph)
URL	https://www.data.go.kr/data/3033743/fileData.do

Alerts

`수온` is highly overall correlated with `용존산소농도`	High correlation
`용존산소농도` is highly overall correlated with `수온`	High correlation
`화학적산소요구량` is highly overall correlated with `부유물질` and 2 other fields	High correlation
`부유물질` is highly overall correlated with `화학적산소요구량` and 2 other fields	High correlation
`총인` is highly overall correlated with `화학적산소요구량` and 1 other fields	High correlation
`총유기탄소` is highly overall correlated with `화학적산소요구량` and 1 other fields	High correlation
`수심` has 5023 (88.4%) missing values	Missing
`수온` has 167 (2.9%) missing values	Missing
`용존산소농도` has 167 (2.9%) missing values	Missing
`생물화학적산소요구량` has 167 (2.9%) missing values	Missing
`화학적산소요구량` has 167 (2.9%) missing values	Missing
`부유물질` has 167 (2.9%) missing values	Missing
`총질소` has 167 (2.9%) missing values	Missing
`총인` has 167 (2.9%) missing values	Missing
`총유기탄소` has 165 (2.9%) missing values	Missing
`수소이온농도` has 167 (2.9%) missing values	Missing

Reproduction

Analysis started	2023-12-12 15:57:37.859963
Analysis finished	2023-12-12 15:57:57.294417
Duration	19.43 seconds
Software version	ydata-profiling vv4.5.1
Download configuration	config.json

측정소명
Text

Distinct	111
Distinct (%)	2.0%
Missing	0
Missing (%)	0.0%
Memory size	44.5 KiB

Length

Max length	6
Median length	4
Mean length	3.2494283
Min length	2

Characters and Unicode

Total characters	18473
Distinct characters	90
Distinct categories	3 ?
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	0 ?
Unique (%)	0.0%

Sample

1st row	송천1
2nd row	송천1
3rd row	송천1
4th row	송천1
5th row	송천1

Value	Count	Frequency (%)
송천1	60	1.0%
춘천2	60	1.0%
소양강2	60	1.0%
소양강1	60	1.0%
내린천2	60	1.0%
인북천2	60	1.0%
인북천1	60	1.0%
간성북천	60	1.0%
영월1	60	1.0%
원주천1	60	1.0%
Other values (102)	5145	89.6%

Most occurring characters

Value	Count	Frequency (%)
천	3696	20.0%
강	1292	7.0%
2	1269	6.9%
1	1109	6.0%
지	632	3.4%
3	489	2.6%
양	420	2.3%
주	383	2.1%
대	369	2.0%
동	346	1.9%
Other values (80)	8468	45.8%

Most occurring categories

Value	Count	Frequency (%)
Other Letter	15126	81.9%
Decimal Number	3287	17.8%
Space Separator	60	0.3%

Most frequent character per category

Other Letter

Value	Count	Frequency (%)
천	3696	24.4%
강	1292	8.5%
지	632	4.2%
양	420	2.8%
주	383	2.5%
대	369	2.4%
동	346	2.3%
섬	323	2.1%
창	263	1.7%
평	263	1.7%
Other values (73)	7139	47.2%

Decimal Number

Value	Count	Frequency (%)
2	1269	38.6%
1	1109	33.7%
3	489	14.9%
4	240	7.3%
5	120	3.7%
6	60	1.8%

Space Separator

Value	Count	Frequency (%)
	60	100.0%

Most occurring scripts

Value	Count	Frequency (%)
Hangul	15126	81.9%
Common	3347	18.1%

Most frequent character per script

Hangul

Value	Count	Frequency (%)
천	3696	24.4%
강	1292	8.5%
지	632	4.2%
양	420	2.8%
주	383	2.5%
대	369	2.4%
동	346	2.3%
섬	323	2.1%
창	263	1.7%
평	263	1.7%
Other values (73)	7139	47.2%

Common

Value	Count	Frequency (%)
2	1269	37.9%
1	1109	33.1%
3	489	14.6%
4	240	7.2%
5	120	3.6%
	60	1.8%
6	60	1.8%

Most occurring blocks

Value	Count	Frequency (%)
Hangul	15126	81.9%
ASCII	3347	18.1%

Most frequent character per block

Hangul

Value	Count	Frequency (%)
천	3696	24.4%
강	1292	8.5%
지	632	4.2%
양	420	2.8%
주	383	2.5%
대	369	2.4%
동	346	2.3%
섬	323	2.1%
창	263	1.7%
평	263	1.7%
Other values (73)	7139	47.2%

ASCII

Value	Count	Frequency (%)
2	1269	37.9%
1	1109	33.1%
3	489	14.6%
4	240	7.2%
5	120	3.6%
	60	1.8%
6	60	1.8%

년
Categorical

Distinct	5
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Memory size	44.5 KiB

2022	1331
2021	1295
2018	1020
2019	1020
2020	1019

Length

Max length	4
Median length	4
Mean length	4
Min length	4

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	2018
2nd row	2018
3rd row	2018
4th row	2018
5th row	2018

Common Values

Value	Count	Frequency (%)
2022	1331	23.4%
2021	1295	22.8%
2018	1020	17.9%
2019	1020	17.9%
2020	1019	17.9%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
2022	1331	23.4%
2021	1295	22.8%
2018	1020	17.9%
2019	1020	17.9%
2020	1019	17.9%

월
Real number (ℝ)

Distinct	12
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.5241865

Minimum	1
Maximum	12
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	4
median	7
Q3	10
95-th percentile	12
Maximum	12
Range	11
Interquartile range (IQR)	6

Descriptive statistics

Standard deviation	3.4396354
Coefficient of variation (CV)	0.52721292
Kurtosis	-1.2129414
Mean	6.5241865
Median Absolute Deviation (MAD)	3
Skewness	-0.0031145686
Sum	37090
Variance	11.831092
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=12)

Value	Count	Frequency (%)
2	476	8.4%
3	476	8.4%
4	476	8.4%
5	476	8.4%
6	476	8.4%
7	476	8.4%
8	476	8.4%
9	476	8.4%
10	476	8.4%
11	476	8.4%
Other values (2)	925	16.3%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	450	7.9%
2	476	8.4%
3	476	8.4%
4	476	8.4%
5	476	8.4%
6	476	8.4%
7	476	8.4%
8	476	8.4%
9	476	8.4%
10	476	8.4%

Value	Count	Frequency (%)
12	475	8.4%
11	476	8.4%
10	476	8.4%
9	476	8.4%
8	476	8.4%
7	476	8.4%
6	476	8.4%
5	476	8.4%
4	476	8.4%
3	476	8.4%

수심
Real number (ℝ)

MISSING

Distinct	187
Distinct (%)	28.2%
Missing	5023
Missing (%)	88.4%
Infinite	0
Infinite (%)	0.0%
Mean	2.2789275

Minimum	0.16
Maximum	3.9
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0.16
5-th percentile	1.2905
Q1	2.1725
median	2.41
Q3	2.6
95-th percentile	3.029
Maximum	3.9
Range	3.74
Interquartile range (IQR)	0.4275

Descriptive statistics

Standard deviation	0.60202776
Coefficient of variation (CV)	0.26417153
Kurtosis	2.2177485
Mean	2.2789275
Median Absolute Deviation (MAD)	0.2
Skewness	-1.1424946
Sum	1508.65
Variance	0.36243743
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2.37	17	0.3%
2.46	16	0.3%
2.53	14	0.2%
2.42	13	0.2%
2.43	13	0.2%
2.3	12	0.2%
2.57	12	0.2%
2.41	11	0.2%
2.44	10	0.2%
2.39	10	0.2%
Other values (177)	534	9.4%
(Missing)	5023	88.4%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.16	2	< 0.1%
0.21	1	< 0.1%
0.22	2	< 0.1%
0.25	3	0.1%
0.27	1	< 0.1%
0.29	2	< 0.1%
0.3	1	< 0.1%
0.32	1	< 0.1%
0.35	1	< 0.1%
0.36	1	< 0.1%

Value	Count	Frequency (%)
3.9	1	< 0.1%
3.8	1	< 0.1%
3.79	1	< 0.1%
3.64	1	< 0.1%
3.62	2	< 0.1%
3.61	2	< 0.1%
3.59	1	< 0.1%
3.57	1	< 0.1%
3.43	1	< 0.1%
3.37	2	< 0.1%

수온
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	330
Distinct (%)	6.0%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	13.893295

Minimum	-2.7
Maximum	213.6
Zeros	19
Zeros (%)	0.3%
Negative	15
Negative (%)	0.3%
Memory size	50.1 KiB

Quantile statistics

Minimum	-2.7
5-th percentile	1.5
Q1	7.6
median	14.2
Q3	20.2
95-th percentile	25.4
Maximum	213.6
Range	216.3
Interquartile range (IQR)	12.6

Descriptive statistics

Standard deviation	8.0907555
Coefficient of variation (CV)	0.58234967
Kurtosis	65.91907
Mean	13.893295
Median Absolute Deviation (MAD)	6.3
Skewness	2.6720742
Sum	76663.2
Variance	65.460325
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
21.2	39	0.7%
13.8	37	0.7%
22.0	37	0.7%
15.0	35	0.6%
21.3	34	0.6%
21.0	33	0.6%
21.6	32	0.6%
20.2	32	0.6%
19.5	31	0.5%
21.5	31	0.5%
Other values (320)	5177	91.1%
(Missing)	167	2.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
-2.7	1	< 0.1%
-1.5	2	< 0.1%
-1.4	1	< 0.1%
-1.3	1	< 0.1%
-1.2	2	< 0.1%
-1.0	4	0.1%
-0.9	1	< 0.1%
-0.6	1	< 0.1%
-0.2	1	< 0.1%
-0.1	1	< 0.1%

Value	Count	Frequency (%)
213.6	1	< 0.1%
33.9	1	< 0.1%
32.9	1	< 0.1%
32.8	1	< 0.1%
32.3	1	< 0.1%
32.2	1	< 0.1%
32.0	1	< 0.1%
31.9	1	< 0.1%
31.8	1	< 0.1%
31.7	1	< 0.1%

용존산소농도
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	128
Distinct (%)	2.3%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	11.19199

Minimum	5.8
Maximum	19.5
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	5.8
5-th percentile	8.5
Q1	9.6
median	11
Q3	12.6
95-th percentile	14.5
Maximum	19.5
Range	13.7
Interquartile range (IQR)	3

Descriptive statistics

Standard deviation	1.9579523
Coefficient of variation (CV)	0.17494229
Kurtosis	0.060201409
Mean	11.19199
Median Absolute Deviation (MAD)	1.5
Skewness	0.50911717
Sum	61757.4
Variance	3.8335773
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
9.1	119	2.1%
10.1	119	2.1%
9.4	114	2.0%
11.5	111	2.0%
10.9	111	2.0%
9.5	110	1.9%
9.6	110	1.9%
10.2	110	1.9%
8.9	106	1.9%
11.1	105	1.8%
Other values (118)	4403	77.4%
(Missing)	167	2.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
5.8	1	< 0.1%
5.9	1	< 0.1%
6.2	1	< 0.1%
6.3	1	< 0.1%
6.5	2	< 0.1%
6.6	1	< 0.1%
6.7	1	< 0.1%
6.8	2	< 0.1%
6.9	2	< 0.1%
7.0	4	0.1%

Value	Count	Frequency (%)
19.5	1	< 0.1%
19.4	1	< 0.1%
19.3	2	< 0.1%
19.2	1	< 0.1%
19.1	1	< 0.1%
18.9	1	< 0.1%
18.6	2	< 0.1%
18.5	2	< 0.1%
18.3	2	< 0.1%
18.2	1	< 0.1%

생물화학적산소요구량
Real number (ℝ)

MISSING

Distinct	66
Distinct (%)	1.2%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	1.0180319

Minimum	0.1
Maximum	12
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0.1
5-th percentile	0.3
Q1	0.6
median	0.9
Q3	1.3
95-th percentile	2.2
Maximum	12
Range	11.9
Interquartile range (IQR)	0.7

Descriptive statistics

Standard deviation	0.74286112
Coefficient of variation (CV)	0.72970318
Kurtosis	37.817725
Mean	1.0180319
Median Absolute Deviation (MAD)	0.4
Skewness	4.208098
Sum	5617.5
Variance	0.55184264
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.6	481	8.5%
0.4	471	8.3%
0.5	470	8.3%
0.7	441	7.8%
0.8	426	7.5%
0.9	393	6.9%
1.0	346	6.1%
0.3	324	5.7%
1.1	309	5.4%
1.2	264	4.6%
Other values (56)	1593	28.0%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.1	32	0.6%
0.2	78	1.4%
0.3	324	5.7%
0.4	471	8.3%
0.5	470	8.3%
0.6	481	8.5%
0.7	441	7.8%
0.8	426	7.5%
0.9	393	6.9%
1.0	346	6.1%

Value	Count	Frequency (%)
12.0	1	< 0.1%
10.9	1	< 0.1%
10.3	1	< 0.1%
9.5	1	< 0.1%
9.2	2	< 0.1%
8.4	1	< 0.1%
8.0	1	< 0.1%
7.8	1	< 0.1%
7.6	1	< 0.1%
7.4	1	< 0.1%

화학적산소요구량
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	107
Distinct (%)	1.9%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	2.6891084

Minimum	0
Maximum	18.2
Zeros	1
Zeros (%)	< 0.1%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0
5-th percentile	1.185
Q1	1.8
median	2.4
Q3	3.2
95-th percentile	5
Maximum	18.2
Range	18.2
Interquartile range (IQR)	1.4

Descriptive statistics

Standard deviation	1.3515259
Coefficient of variation (CV)	0.50259258
Kurtosis	12.532097
Mean	2.6891084
Median Absolute Deviation (MAD)	0.7
Skewness	2.4343107
Sum	14838.5
Variance	1.8266223
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2.2	247	4.3%
2.0	232	4.1%
1.9	228	4.0%
2.3	226	4.0%
2.4	224	3.9%
1.8	222	3.9%
2.1	219	3.9%
2.5	216	3.8%
2.8	206	3.6%
2.6	200	3.5%
Other values (97)	3298	58.0%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	1	< 0.1%
0.3	1	< 0.1%
0.4	4	0.1%
0.5	15	0.3%
0.6	13	0.2%
0.7	20	0.4%
0.8	24	0.4%
0.9	30	0.5%
1.0	68	1.2%
1.1	100	1.8%

Value	Count	Frequency (%)
18.2	1	< 0.1%
15.4	1	< 0.1%
13.8	1	< 0.1%
13.5	1	< 0.1%
13.1	1	< 0.1%
12.7	1	< 0.1%
12.4	2	< 0.1%
11.8	1	< 0.1%
11.5	1	< 0.1%
11.1	2	< 0.1%

부유물질
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	318
Distinct (%)	5.8%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	3.966709

Minimum	0
Maximum	253.4
Zeros	16
Zeros (%)	0.3%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.2
Q1	0.8
median	1.7
Q3	3.6
95-th percentile	13.6
Maximum	253.4
Range	253.4
Interquartile range (IQR)	2.8

Descriptive statistics

Standard deviation	9.9177582
Coefficient of variation (CV)	2.5002485
Kurtosis	172.01844
Mean	3.966709
Median Absolute Deviation (MAD)	1.1
Skewness	10.744349
Sum	21888.3
Variance	98.361928
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.2	304	5.3%
1.0	250	4.4%
0.4	245	4.3%
0.8	232	4.1%
0.6	202	3.6%
1.2	193	3.4%
0.9	161	2.8%
1.4	157	2.8%
0.5	154	2.7%
2.0	132	2.3%
Other values (308)	3488	61.4%
(Missing)	167	2.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	16	0.3%
0.1	58	1.0%
0.2	304	5.3%
0.3	120	2.1%
0.4	245	4.3%
0.5	154	2.7%
0.6	202	3.6%
0.7	124	2.2%
0.8	232	4.1%
0.9	161	2.8%

Value	Count	Frequency (%)
253.4	1	< 0.1%
204.0	1	< 0.1%
178.7	1	< 0.1%
150.9	1	< 0.1%
145.6	1	< 0.1%
134.3	1	< 0.1%
130.9	1	< 0.1%
120.7	1	< 0.1%
120.4	1	< 0.1%
112.0	1	< 0.1%

총질소
Real number (ℝ)

MISSING

Distinct	3288
Distinct (%)	59.6%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	2.7856988

Minimum	0
Maximum	14.389
Zeros	1
Zeros (%)	< 0.1%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.9387
Q1	1.687
median	2.5475
Q3	3.509
95-th percentile	5.5728
Maximum	14.389
Range	14.389
Interquartile range (IQR)	1.822

Descriptive statistics

Standard deviation	1.530897
Coefficient of variation (CV)	0.54955581
Kurtosis	4.3268014
Mean	2.7856988
Median Absolute Deviation (MAD)	0.902
Skewness	1.5376969
Sum	15371.486
Variance	2.3436455
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
2.786	7	0.1%
3.045	6	0.1%
3.562	6	0.1%
3.3	6	0.1%
3.66	6	0.1%
1.831	6	0.1%
1.661	6	0.1%
1.325	5	0.1%
1.727	5	0.1%
1.802	5	0.1%
Other values (3278)	5460	96.0%
(Missing)	167	2.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	1	< 0.1%
0.259	1	< 0.1%
0.32	1	< 0.1%
0.327	1	< 0.1%
0.33	1	< 0.1%
0.341	1	< 0.1%
0.344	1	< 0.1%
0.348	1	< 0.1%
0.356	1	< 0.1%
0.359	1	< 0.1%

Value	Count	Frequency (%)
14.389	1	< 0.1%
13.935	1	< 0.1%
11.857	1	< 0.1%
11.684	1	< 0.1%
11.466	1	< 0.1%
11.447	1	< 0.1%
11.403	1	< 0.1%
11.39	1	< 0.1%
10.25	1	< 0.1%
10.148	1	< 0.1%

총인
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	192
Distinct (%)	3.5%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	0.025949619

Minimum	0
Maximum	0.639
Zeros	15
Zeros (%)	0.3%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.005
Q1	0.01
median	0.016
Q3	0.029
95-th percentile	0.079
Maximum	0.639
Range	0.639
Interquartile range (IQR)	0.019

Descriptive statistics

Standard deviation	0.032488366
Coefficient of variation (CV)	1.2519785
Kurtosis	55.980164
Mean	0.025949619
Median Absolute Deviation (MAD)	0.008
Skewness	5.5155313
Sum	143.19
Variance	0.0010554939
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.007	247	4.3%
0.009	235	4.1%
0.008	235	4.1%
0.013	232	4.1%
0.012	229	4.0%
0.01	228	4.0%
0.006	223	3.9%
0.011	222	3.9%
0.014	197	3.5%
0.015	180	3.2%
Other values (182)	3290	57.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	15	0.3%
0.001	12	0.2%
0.002	33	0.6%
0.003	65	1.1%
0.004	110	1.9%
0.005	161	2.8%
0.006	223	3.9%
0.007	247	4.3%
0.008	235	4.1%
0.009	235	4.1%

Value	Count	Frequency (%)
0.639	1	< 0.1%
0.483	1	< 0.1%
0.473	1	< 0.1%
0.418	1	< 0.1%
0.362	1	< 0.1%
0.344	1	< 0.1%
0.324	1	< 0.1%
0.323	1	< 0.1%
0.315	1	< 0.1%
0.288	1	< 0.1%

총유기탄소
Real number (ℝ)

HIGH CORRELATION MISSING

Distinct	81
Distinct (%)	1.5%
Missing	165
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	1.8555435

Minimum	0
Maximum	11.7
Zeros	18
Zeros (%)	0.3%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.7
Q1	1.2
median	1.6
Q3	2.3
95-th percentile	3.7
Maximum	11.7
Range	11.7
Interquartile range (IQR)	1.1

Descriptive statistics

Standard deviation	1.0157208
Coefficient of variation (CV)	0.54739802
Kurtosis	7.3290114
Mean	1.8555435
Median Absolute Deviation (MAD)	0.5
Skewness	1.9516514
Sum	10242.6
Variance	1.0316888
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1.4	335	5.9%
1.2	331	5.8%
1.3	323	5.7%
1.5	320	5.6%
1.6	275	4.8%
1.8	257	4.5%
1.1	255	4.5%
1.7	254	4.5%
1.9	242	4.3%
1.0	220	3.9%
Other values (71)	2708	47.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.0	18	0.3%
0.1	7	0.1%
0.2	16	0.3%
0.3	30	0.5%
0.4	45	0.8%
0.5	62	1.1%
0.6	90	1.6%
0.7	100	1.8%
0.8	141	2.5%
0.9	199	3.5%

Value	Count	Frequency (%)
11.7	1	< 0.1%
8.5	1	< 0.1%
8.4	1	< 0.1%
8.3	1	< 0.1%
8.2	1	< 0.1%
8.1	1	< 0.1%
8.0	2	< 0.1%
7.9	1	< 0.1%
7.7	1	< 0.1%
7.6	3	0.1%

수소이온농도
Real number (ℝ)

MISSING

Distinct	52
Distinct (%)	0.9%
Missing	167
Missing (%)	2.9%
Infinite	0
Infinite (%)	0.0%
Mean	8.2012323

Minimum	5.3
Maximum	12.5
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	50.1 KiB

Quantile statistics

Minimum	5.3
5-th percentile	7.3
Q1	7.8
median	8.2
Q3	8.5
95-th percentile	9.1
Maximum	12.5
Range	7.2
Interquartile range (IQR)	0.7

Descriptive statistics

Standard deviation	0.56299576
Coefficient of variation (CV)	0.068647703
Kurtosis	1.8256753
Mean	8.2012323
Median Absolute Deviation (MAD)	0.4
Skewness	0.33839291
Sum	45254.4
Variance	0.31696422
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
8.2	443	7.8%
8.3	410	7.2%
8.1	399	7.0%
8.4	379	6.7%
7.9	368	6.5%
8.5	353	6.2%
8.0	348	6.1%
7.8	329	5.8%
8.6	293	5.2%
7.7	279	4.9%
Other values (42)	1917	33.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
5.3	1	< 0.1%
5.4	1	< 0.1%
5.6	2	< 0.1%
6.1	1	< 0.1%
6.4	1	< 0.1%
6.5	1	< 0.1%
6.6	3	0.1%
6.7	5	0.1%
6.8	10	0.2%
6.9	18	0.3%

Value	Count	Frequency (%)
12.5	1	< 0.1%
11.9	1	< 0.1%
11.3	1	< 0.1%
11.2	1	< 0.1%
10.9	2	< 0.1%
10.6	1	< 0.1%
10.5	1	< 0.1%
10.4	1	< 0.1%
10.3	2	< 0.1%
10.2	2	< 0.1%

Phik (φk)
Auto

Heatmap
Table

	년	월	수심	수온	용존산소농도	생물화학적산소요구량	화학적산소요구량	부유물질	총질소	총인	총유기탄소	수소이온농도
년	1.000	0.000	0.733	0.024	0.111	0.152	0.119	0.000	0.181	0.068	0.139	0.170
월	0.000	1.000	0.251	0.706	0.738	0.178	0.340	0.085	0.237	0.145	0.285	0.200
수심	0.733	0.251	1.000	0.181	0.197	0.094	0.311	0.000	0.273	0.018	0.335	0.341
수온	0.024	0.706	0.181	1.000	0.617	0.050	0.302	0.071	0.152	0.230	0.431	0.089
용존산소농도	0.111	0.738	0.197	0.617	1.000	0.000	0.247	0.077	0.213	0.153	0.237	0.211
생물화학적산소요구량	0.152	0.178	0.094	0.050	0.000	1.000	0.698	0.000	0.709	0.363	0.605	0.214
화학적산소요구량	0.119	0.340	0.311	0.302	0.247	0.698	1.000	0.342	0.667	0.643	0.712	0.129
부유물질	0.000	0.085	0.000	0.071	0.077	0.000	0.342	1.000	0.158	0.850	0.336	0.000
총질소	0.181	0.237	0.273	0.152	0.213	0.709	0.667	0.158	1.000	0.308	0.428	0.254
총인	0.068	0.145	0.018	0.230	0.153	0.363	0.643	0.850	0.308	1.000	0.506	0.000
총유기탄소	0.139	0.285	0.335	0.431	0.237	0.605	0.712	0.336	0.428	0.506	1.000	0.089
수소이온농도	0.170	0.200	0.341	0.089	0.211	0.214	0.129	0.000	0.254	0.000	0.089	1.000

Heatmap
Table

	월	수심	수온	용존산소농도	생물화학적산소요구량	화학적산소요구량	부유물질	총질소	총인	총유기탄소	수소이온농도	년
월	1.000	0.031	0.247	-0.231	-0.099	-0.038	-0.010	-0.057	0.029	-0.033	0.089	0.000
수심	0.031	1.000	0.164	-0.164	-0.046	0.055	0.150	-0.156	0.094	-0.030	0.043	0.387
수온	0.247	0.164	1.000	-0.813	0.151	0.340	0.442	-0.190	0.290	0.400	0.094	0.018
용존산소농도	-0.231	-0.164	-0.813	1.000	-0.054	-0.254	-0.381	0.161	-0.254	-0.320	0.070	0.046
생물화학적산소요구량	-0.099	-0.046	0.151	-0.054	1.000	0.390	0.308	0.057	0.270	0.401	0.081	0.064
화학적산소요구량	-0.038	0.055	0.340	-0.254	0.390	1.000	0.609	0.052	0.532	0.644	0.071	0.049
부유물질	-0.010	0.150	0.442	-0.381	0.308	0.609	1.000	0.051	0.547	0.514	0.024	0.000
총질소	-0.057	-0.156	-0.190	0.161	0.057	0.052	0.051	1.000	0.259	0.034	-0.053	0.076
총인	0.029	0.094	0.290	-0.254	0.270	0.532	0.547	0.259	1.000	0.415	0.039	0.039
총유기탄소	-0.033	-0.030	0.400	-0.320	0.401	0.644	0.514	0.034	0.415	1.000	0.035	0.080
수소이온농도	0.089	0.043	0.094	0.070	0.081	0.071	0.024	-0.053	0.039	0.035	1.000	0.071
년	0.000	0.387	0.018	0.046	0.064	0.049	0.000	0.076	0.039	0.080	0.071	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

	측정소명	년	월	수심	수온	용존산소농도	생물화학적산소요구량	화학적산소요구량	부유물질	총질소	총인	총유기탄소	수소이온농도
0	송천1	2018	1	<NA>	8.2	12.9	1.6	3.1	61.1	7.08	0.099	2.5	8.9
1	송천1	2018	2	<NA>	<NA>	<NA>	<NA>	<NA>	<NA>	<NA>	<NA>	<NA>	<NA>
2	송천1	2018	3	<NA>	3.0	13.1	1.4	7.0	24.6	6.316	0.094	3.3	7.9
3	송천1	2018	4	<NA>	13.8	9.9	1.0	2.9	22.2	3.286	0.053	2.2	7.9
4	송천1	2018	5	<NA>	8.8	11.7	1.6	3.1	4.7	2.911	0.042	2.2	8.3
5	송천1	2018	6	<NA>	23.7	10.2	1.7	3.7	6.0	3.819	0.064	2.8	8.6
6	송천1	2018	7	<NA>	19.8	8.7	1.0	5.4	5.7	2.827	0.066	2.1	8.3
7	송천1	2018	8	<NA>	20.7	8.3	0.2	3.5	15.6	1.863	0.089	1.0	8.0
8	송천1	2018	9	<NA>	19.5	8.5	0.8	3.3	6.3	4.921	0.054	0.8	8.7
9	송천1	2018	10	<NA>	8.5	10.8	0.9	2.0	23.4	3.97	0.102	1.4	8.1

	측정소명	년	월	수심	수온	용존산소농도	생물화학적산소요구량	화학적산소요구량	부유물질	총질소	총인	총유기탄소	수소이온농도
5675	황지2	2022	3	<NA>	6.7	11.4	1.8	4.7	5.3	4.095	0.063	3.4	7.9
5676	황지2	2022	4	<NA>	15.9	10.9	2.2	3.7	3.0	3.701	0.035	3.3	8.7
5677	황지2	2022	5	<NA>	17.5	11.1	1.6	3.3	3.8	3.678	0.051	2.1	8.7
5678	황지2	2022	6	<NA>	16.1	10.7	1.1	2.8	2.1	2.88	0.071	1.8	8.3
5679	황지2	2022	7	<NA>	21.0	8.8	3.0	3.6	14.0	2.49	0.125	2.7	8.5
5680	황지2	2022	8	<NA>	22.0	9.2	1.2	2.8	1.4	2.709	0.07	1.7	8.5
5681	황지2	2022	9	<NA>	18.3	8.9	2.6	4.0	7.9	2.302	0.111	2.4	7.9
5682	황지2	2022	10	<NA>	13.1	11.5	1.2	1.8	1.3	2.502	0.014	1.2	8.7
5683	황지2	2022	11	<NA>	11.2	11.5	0.9	2.3	1.2	2.747	0.028	1.4	8.4
5684	황지2	2022	12	<NA>	1.7	14.2	2.3	2.3	1.5	3.486	0.072	1.3	8.4

Overview

Variables

Most occurring characters

Most occurring categories

Most frequent character per category

Other Letter

Decimal Number

Space Separator

Most occurring scripts

Most frequent character per script

Hangul

Common

Most occurring blocks

Most frequent character per block

Hangul

ASCII

Common Values

Length

Common Values (Plot)

Interactions

Correlations

Missing values

Sample