Dataset statistics
Number of variables | 9 |
---|---|
Number of observations | 31 |
Missing cells | 0 |
Missing cells (%) | 0.0% |
Duplicate rows | 0 |
Duplicate rows (%) | 0.0% |
Total size in memory | 2.5 KiB |
Average record size in memory | 83.3 B |
Variable types
DateTime | 1 |
---|---|
Categorical | 2 |
Numeric | 6 |
Dataset
Description | 한국서부발전 환경감시시스템 발전소 주변 수질정보 입니다.제공항목은 처리일,사업소,호기,수소 이온 농도 지수(PH),화학적산소요구량(COD),부유물질량(SS),총질소(TN),총인(TP),유량 입니다. |
---|---|
Author | 한국서부발전(주) |
URL | https://www.data.go.kr/data/15123109/fileData.do |
사업소 has constant value "" | Constant |
호기 has constant value "" | Constant |
수소 이온 농도 지수(PH) is highly overall correlated with 총질소(TN) | High correlation |
총질소(TN) is highly overall correlated with 수소 이온 농도 지수(PH) | High correlation |
처리일 has unique values | Unique |
유량 has unique values | Unique |
화학적산소요구량(COD) has 5 (16.1%) zeros | Zeros |
Reproduction
Analysis started | 2023-12-12 01:42:43.229017 |
---|---|
Analysis finished | 2023-12-12 01:42:46.977570 |
Duration | 3.75 seconds |
Software version | ydata-profiling vv4.5.1 |
Download configuration | config.json |
처리일
Date
UNIQUE
 
Distinct | 31 |
---|---|
Distinct (%) | 100.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 380.0 B |
Minimum | 2022-12-01 00:00:00 |
---|---|
Maximum | 2022-12-31 00:00:00 |
사업소
Categorical
CONSTANT
 
Distinct | 1 |
---|---|
Distinct (%) | 3.2% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 380.0 B |
군산 |
---|
Length
Max length | 2 |
---|---|
Median length | 2 |
Mean length | 2 |
Min length | 2 |
Unique
Unique | 0 ? |
---|---|
Unique (%) | 0.0% |
Sample
1st row | 군산 |
---|---|
2nd row | 군산 |
3rd row | 군산 |
4th row | 군산 |
5th row | 군산 |
Common Values
Value | Count | Frequency (%) |
군산 | 31 |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
군산 | 31 |
호기
Categorical
CONSTANT
 
Distinct | 1 |
---|---|
Distinct (%) | 3.2% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 380.0 B |
1 |
---|
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 | 31 |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
1 | 31 |
수소 이온 농도 지수(PH)
Real number (ℝ)
HIGH CORRELATION
 
Distinct | 21 |
---|---|
Distinct (%) | 67.7% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 7.3912903 |
Minimum | 5.39 |
---|---|
Maximum | 7.82 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 411.0 B |
Quantile statistics
Minimum | 5.39 |
---|---|
5-th percentile | 5.595 |
Q1 | 7.58 |
median | 7.64 |
Q3 | 7.69 |
95-th percentile | 7.81 |
Maximum | 7.82 |
Range | 2.43 |
Interquartile range (IQR) | 0.11 |
Descriptive statistics
Standard deviation | 0.68172693 |
---|---|
Coefficient of variation (CV) | 0.092233819 |
Kurtosis | 4.0363257 |
Mean | 7.3912903 |
Median Absolute Deviation (MAD) | 0.06 |
Skewness | -2.2801839 |
Sum | 229.13 |
Variance | 0.46475161 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
7.65 | 3 | 9.7% |
7.6 | 3 | 9.7% |
7.68 | 2 | 6.5% |
7.61 | 2 | 6.5% |
7.66 | 2 | 6.5% |
7.58 | 2 | 6.5% |
7.81 | 2 | 6.5% |
7.8 | 2 | 6.5% |
7.76 | 1 | 3.2% |
5.75 | 1 | 3.2% |
Other values (11) | 11 |
Value | Count | Frequency (%) |
5.39 | 1 | 3.2% |
5.44 | 1 | 3.2% |
5.75 | 1 | 3.2% |
6.42 | 1 | 3.2% |
6.81 | 1 | 3.2% |
7.51 | 1 | 3.2% |
7.56 | 1 | 3.2% |
7.58 | 2 | |
7.59 | 1 | 3.2% |
7.6 | 3 |
Value | Count | Frequency (%) |
7.82 | 1 | 3.2% |
7.81 | 2 | |
7.8 | 2 | |
7.76 | 1 | 3.2% |
7.71 | 1 | 3.2% |
7.7 | 1 | 3.2% |
7.68 | 2 | |
7.66 | 2 | |
7.65 | 3 | |
7.64 | 1 | 3.2% |
화학적산소요구량(COD)
Real number (ℝ)
ZEROS
 
Distinct | 25 |
---|---|
Distinct (%) | 80.6% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 4.7229032 |
Minimum | 0 |
---|---|
Maximum | 9.18 |
Zeros | 5 |
Zeros (%) | 16.1% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 411.0 B |
Quantile statistics
Minimum | 0 |
---|---|
5-th percentile | 0 |
Q1 | 4.005 |
median | 4.81 |
Q3 | 6.44 |
95-th percentile | 8.295 |
Maximum | 9.18 |
Range | 9.18 |
Interquartile range (IQR) | 2.435 |
Descriptive statistics
Standard deviation | 2.6577386 |
---|---|
Coefficient of variation (CV) | 0.56273409 |
Kurtosis | -0.40806518 |
Mean | 4.7229032 |
Median Absolute Deviation (MAD) | 1.51 |
Skewness | -0.50502032 |
Sum | 146.41 |
Variance | 7.0635746 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
0.0 | 5 | 16.1% |
4.25 | 2 | 6.5% |
6.44 | 2 | 6.5% |
3.77 | 1 | 3.2% |
7.51 | 1 | 3.2% |
1.86 | 1 | 3.2% |
4.99 | 1 | 3.2% |
4.6 | 1 | 3.2% |
7.19 | 1 | 3.2% |
9.18 | 1 | 3.2% |
Other values (15) | 15 |
Value | Count | Frequency (%) |
0.0 | 5 | |
1.86 | 1 | 3.2% |
3.3 | 1 | 3.2% |
3.77 | 1 | 3.2% |
4.24 | 1 | 3.2% |
4.25 | 2 | 6.5% |
4.28 | 1 | 3.2% |
4.58 | 1 | 3.2% |
4.6 | 1 | 3.2% |
4.68 | 1 | 3.2% |
Value | Count | Frequency (%) |
9.18 | 1 | |
8.39 | 1 | |
8.2 | 1 | |
7.88 | 1 | |
7.63 | 1 | |
7.51 | 1 | |
7.19 | 1 | |
6.44 | 2 | |
6.06 | 1 | |
5.93 | 1 |
부유물질량(SS)
Real number (ℝ)
Distinct | 7 |
---|---|
Distinct (%) | 22.6% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 0.26483871 |
Minimum | 0.19 |
---|---|
Maximum | 0.3 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 411.0 B |
Quantile statistics
Minimum | 0.19 |
---|---|
5-th percentile | 0.2 |
Q1 | 0.21 |
median | 0.3 |
Q3 | 0.3 |
95-th percentile | 0.3 |
Maximum | 0.3 |
Range | 0.11 |
Interquartile range (IQR) | 0.09 |
Descriptive statistics
Standard deviation | 0.045743558 |
---|---|
Coefficient of variation (CV) | 0.17272233 |
Kurtosis | -1.6016889 |
Mean | 0.26483871 |
Median Absolute Deviation (MAD) | 0 |
Skewness | -0.6275464 |
Sum | 8.21 |
Variance | 0.0020924731 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
0.3 | 18 | |
0.2 | 5 | 16.1% |
0.21 | 4 | 12.9% |
0.26 | 1 | 3.2% |
0.29 | 1 | 3.2% |
0.19 | 1 | 3.2% |
0.23 | 1 | 3.2% |
Value | Count | Frequency (%) |
0.19 | 1 | 3.2% |
0.2 | 5 | 16.1% |
0.21 | 4 | 12.9% |
0.23 | 1 | 3.2% |
0.26 | 1 | 3.2% |
0.29 | 1 | 3.2% |
0.3 | 18 |
Value | Count | Frequency (%) |
0.3 | 18 | |
0.29 | 1 | 3.2% |
0.26 | 1 | 3.2% |
0.23 | 1 | 3.2% |
0.21 | 4 | 12.9% |
0.2 | 5 | 16.1% |
0.19 | 1 | 3.2% |
총질소(TN)
Real number (ℝ)
HIGH CORRELATION
 
Distinct | 28 |
---|---|
Distinct (%) | 90.3% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 2.3596774 |
Minimum | 1.51 |
---|---|
Maximum | 2.95 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 411.0 B |
Quantile statistics
Minimum | 1.51 |
---|---|
5-th percentile | 1.73 |
Q1 | 2.03 |
median | 2.47 |
Q3 | 2.695 |
95-th percentile | 2.915 |
Maximum | 2.95 |
Range | 1.44 |
Interquartile range (IQR) | 0.665 |
Descriptive statistics
Standard deviation | 0.40530222 |
---|---|
Coefficient of variation (CV) | 0.17176171 |
Kurtosis | -0.95170279 |
Mean | 2.3596774 |
Median Absolute Deviation (MAD) | 0.38 |
Skewness | -0.19595006 |
Sum | 73.15 |
Variance | 0.16426989 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
2.51 | 2 | 6.5% |
2.1 | 2 | 6.5% |
2.0 | 2 | 6.5% |
1.8 | 1 | 3.2% |
2.44 | 1 | 3.2% |
2.95 | 1 | 3.2% |
2.91 | 1 | 3.2% |
2.85 | 1 | 3.2% |
2.81 | 1 | 3.2% |
2.5 | 1 | 3.2% |
Other values (18) | 18 |
Value | Count | Frequency (%) |
1.51 | 1 | |
1.66 | 1 | |
1.8 | 1 | |
1.95 | 1 | |
1.96 | 1 | |
2.0 | 2 | |
2.02 | 1 | |
2.04 | 1 | |
2.05 | 1 | |
2.1 | 2 |
Value | Count | Frequency (%) |
2.95 | 1 | |
2.92 | 1 | |
2.91 | 1 | |
2.88 | 1 | |
2.87 | 1 | |
2.85 | 1 | |
2.81 | 1 | |
2.74 | 1 | |
2.65 | 1 | |
2.56 | 1 |
총인(TP)
Real number (ℝ)
Distinct | 6 |
---|---|
Distinct (%) | 19.4% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 0.11870968 |
Minimum | 0.09 |
---|---|
Maximum | 0.14 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 411.0 B |
Quantile statistics
Minimum | 0.09 |
---|---|
5-th percentile | 0.09 |
Q1 | 0.115 |
median | 0.12 |
Q3 | 0.13 |
95-th percentile | 0.13 |
Maximum | 0.14 |
Range | 0.05 |
Interquartile range (IQR) | 0.015 |
Descriptive statistics
Standard deviation | 0.013100111 |
---|---|
Coefficient of variation (CV) | 0.11035419 |
Kurtosis | 0.36461529 |
Mean | 0.11870968 |
Median Absolute Deviation (MAD) | 0.01 |
Skewness | -0.98273942 |
Sum | 3.68 |
Variance | 0.0001716129 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
0.12 | 12 | |
0.13 | 10 | |
0.09 | 3 | 9.7% |
0.11 | 3 | 9.7% |
0.1 | 2 | 6.5% |
0.14 | 1 | 3.2% |
Value | Count | Frequency (%) |
0.09 | 3 | 9.7% |
0.1 | 2 | 6.5% |
0.11 | 3 | 9.7% |
0.12 | 12 | |
0.13 | 10 | |
0.14 | 1 | 3.2% |
Value | Count | Frequency (%) |
0.14 | 1 | 3.2% |
0.13 | 10 | |
0.12 | 12 | |
0.11 | 3 | 9.7% |
0.1 | 2 | 6.5% |
0.09 | 3 | 9.7% |
유량
Real number (ℝ)
UNIQUE
 
Distinct | 31 |
---|---|
Distinct (%) | 100.0% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 201.48387 |
Minimum | 83.5 |
---|---|
Maximum | 442.6 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 411.0 B |
Quantile statistics
Minimum | 83.5 |
---|---|
5-th percentile | 86.75 |
Q1 | 128.85 |
median | 186.2 |
Q3 | 249.4 |
95-th percentile | 356.35 |
Maximum | 442.6 |
Range | 359.1 |
Interquartile range (IQR) | 120.55 |
Descriptive statistics
Standard deviation | 93.612232 |
---|---|
Coefficient of variation (CV) | 0.46461403 |
Kurtosis | 0.022543259 |
Mean | 201.48387 |
Median Absolute Deviation (MAD) | 64 |
Skewness | 0.69389458 |
Sum | 6246 |
Variance | 8763.2501 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
91.6 | 1 | 3.2% |
206.3 | 1 | 3.2% |
88.7 | 1 | 3.2% |
213.9 | 1 | 3.2% |
169.8 | 1 | 3.2% |
184.7 | 1 | 3.2% |
268.3 | 1 | 3.2% |
325.3 | 1 | 3.2% |
254.3 | 1 | 3.2% |
290.0 | 1 | 3.2% |
Other values (21) | 21 |
Value | Count | Frequency (%) |
83.5 | 1 | |
84.8 | 1 | |
88.7 | 1 | |
89.1 | 1 | |
91.6 | 1 | |
93.6 | 1 | |
101.7 | 1 | |
122.2 | 1 | |
135.5 | 1 | |
144.3 | 1 |
Value | Count | Frequency (%) |
442.6 | 1 | |
360.2 | 1 | |
352.5 | 1 | |
331.8 | 1 | |
325.3 | 1 | |
290.0 | 1 | |
268.3 | 1 | |
254.3 | 1 | |
244.5 | 1 | |
235.5 | 1 |
처리일 | 수소 이온 농도 지수(PH) | 화학적산소요구량(COD) | 부유물질량(SS) | 총질소(TN) | 총인(TP) | 유량 | |
---|---|---|---|---|---|---|---|
처리일 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 | 1.000 |
수소 이온 농도 지수(PH) | 1.000 | 1.000 | 0.803 | 0.638 | 0.810 | 0.905 | 0.599 |
화학적산소요구량(COD) | 1.000 | 0.803 | 1.000 | 0.816 | 0.926 | 0.530 | 0.723 |
부유물질량(SS) | 1.000 | 0.638 | 0.816 | 1.000 | 0.795 | 0.340 | 0.510 |
총질소(TN) | 1.000 | 0.810 | 0.926 | 0.795 | 1.000 | 0.462 | 0.778 |
총인(TP) | 1.000 | 0.905 | 0.530 | 0.340 | 0.462 | 1.000 | 0.000 |
유량 | 1.000 | 0.599 | 0.723 | 0.510 | 0.778 | 0.000 | 1.000 |
수소 이온 농도 지수(PH) | 화학적산소요구량(COD) | 부유물질량(SS) | 총질소(TN) | 총인(TP) | 유량 | |
---|---|---|---|---|---|---|
수소 이온 농도 지수(PH) | 1.000 | 0.479 | 0.010 | 0.504 | 0.440 | 0.045 |
화학적산소요구량(COD) | 0.479 | 1.000 | -0.472 | -0.167 | 0.237 | 0.031 |
부유물질량(SS) | 0.010 | -0.472 | 1.000 | 0.376 | 0.369 | -0.276 |
총질소(TN) | 0.504 | -0.167 | 0.376 | 1.000 | 0.392 | -0.163 |
총인(TP) | 0.440 | 0.237 | 0.369 | 0.392 | 1.000 | -0.153 |
유량 | 0.045 | 0.031 | -0.276 | -0.163 | -0.153 | 1.000 |
처리일 | 사업소 | 호기 | 수소 이온 농도 지수(PH) | 화학적산소요구량(COD) | 부유물질량(SS) | 총질소(TN) | 총인(TP) | 유량 | |
---|---|---|---|---|---|---|---|---|---|
0 | 2022-12-01 | 군산 | 1 | 5.44 | 3.77 | 0.21 | 1.8 | 0.09 | 91.6 |
1 | 2022-12-02 | 군산 | 1 | 7.56 | 4.68 | 0.3 | 2.88 | 0.13 | 206.3 |
2 | 2022-12-03 | 군산 | 1 | 7.7 | 4.28 | 0.3 | 2.92 | 0.13 | 101.7 |
3 | 2022-12-04 | 군산 | 1 | 7.71 | 4.25 | 0.3 | 2.87 | 0.14 | 84.8 |
4 | 2022-12-05 | 군산 | 1 | 7.68 | 4.58 | 0.3 | 2.74 | 0.13 | 214.0 |
5 | 2022-12-06 | 군산 | 1 | 7.61 | 4.81 | 0.3 | 2.51 | 0.13 | 179.8 |
6 | 2022-12-07 | 군산 | 1 | 7.68 | 5.08 | 0.3 | 2.47 | 0.13 | 215.5 |
7 | 2022-12-08 | 군산 | 1 | 5.39 | 3.3 | 0.2 | 1.51 | 0.09 | 442.6 |
8 | 2022-12-09 | 군산 | 1 | 7.58 | 4.24 | 0.26 | 2.02 | 0.13 | 244.5 |
9 | 2022-12-10 | 군산 | 1 | 7.51 | 5.05 | 0.3 | 2.1 | 0.13 | 93.6 |
처리일 | 사업소 | 호기 | 수소 이온 농도 지수(PH) | 화학적산소요구량(COD) | 부유물질량(SS) | 총질소(TN) | 총인(TP) | 유량 | |
---|---|---|---|---|---|---|---|---|---|
21 | 2022-12-22 | 군산 | 1 | 6.81 | 7.19 | 0.2 | 2.1 | 0.1 | 89.1 |
22 | 2022-12-23 | 군산 | 1 | 7.66 | 4.6 | 0.3 | 2.22 | 0.11 | 122.2 |
23 | 2022-12-24 | 군산 | 1 | 7.65 | 4.25 | 0.3 | 2.05 | 0.12 | 290.0 |
24 | 2022-12-25 | 군산 | 1 | 7.64 | 4.99 | 0.3 | 2.2 | 0.12 | 254.3 |
25 | 2022-12-26 | 군산 | 1 | 5.75 | 1.86 | 0.23 | 1.66 | 0.09 | 325.3 |
26 | 2022-12-27 | 군산 | 1 | 7.66 | 0.0 | 0.3 | 2.5 | 0.12 | 268.3 |
27 | 2022-12-28 | 군산 | 1 | 7.58 | 0.0 | 0.3 | 2.81 | 0.12 | 184.7 |
28 | 2022-12-29 | 군산 | 1 | 7.6 | 0.0 | 0.3 | 2.85 | 0.11 | 169.8 |
29 | 2022-12-30 | 군산 | 1 | 7.6 | 0.0 | 0.3 | 2.91 | 0.12 | 213.9 |
30 | 2022-12-31 | 군산 | 1 | 7.65 | 0.0 | 0.3 | 2.95 | 0.11 | 88.7 |