Dataset statistics
Number of variables | 5 |
---|---|
Number of observations | 451 |
Missing cells | 0 |
Missing cells (%) | 0.0% |
Duplicate rows | 0 |
Duplicate rows (%) | 0.0% |
Total size in memory | 19.1 KiB |
Average record size in memory | 43.3 B |
Variable types
DateTime | 1 |
---|---|
Categorical | 1 |
Numeric | 3 |
Dataset
Description | 여주정수장의 일단위 수질검사 결과입니다. 수질검사 결과는 탁도(NTU), 잔류염소(mg/L), 수소이온농도(pH) 정보를 제공합니다. |
---|---|
Author | 경기도 여주시 |
URL | https://www.data.go.kr/data/15109762/fileData.do |
Reproduction
Analysis started | 2023-12-12 14:26:21.786216 |
---|---|
Analysis finished | 2023-12-12 14:26:23.253416 |
Duration | 1.47 second |
Software version | ydata-profiling vv4.5.1 |
Download configuration | config.json |
검사일자
Date
UNIQUE
 
Distinct | 451 |
---|---|
Distinct (%) | 100.0% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 3.7 KiB |
Minimum | 2020-11-10 00:00:00 |
---|---|
Maximum | 2022-11-23 00:00:00 |
정수장명
Categorical
CONSTANT
 
Distinct | 1 |
---|---|
Distinct (%) | 0.2% |
Missing | 0 |
Missing (%) | 0.0% |
Memory size | 3.7 KiB |
여주정수장 |
---|
Length
Max length | 5 |
---|---|
Median length | 5 |
Mean length | 5 |
Min length | 5 |
Unique
Unique | 0 ? |
---|---|
Unique (%) | 0.0% |
Sample
1st row | 여주정수장 |
---|---|
2nd row | 여주정수장 |
3rd row | 여주정수장 |
4th row | 여주정수장 |
5th row | 여주정수장 |
Common Values
Value | Count | Frequency (%) |
여주정수장 | 451 |
Length
Common Values (Plot)
Value | Count | Frequency (%) |
여주정수장 | 451 |
탁도
Real number (ℝ)
Distinct | 7 |
---|---|
Distinct (%) | 1.6% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 0.033968958 |
Minimum | 0.02 |
---|---|
Maximum | 0.08 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 4.1 KiB |
Quantile statistics
Minimum | 0.02 |
---|---|
5-th percentile | 0.03 |
Q1 | 0.03 |
median | 0.03 |
Q3 | 0.04 |
95-th percentile | 0.05 |
Maximum | 0.08 |
Range | 0.06 |
Interquartile range (IQR) | 0.01 |
Descriptive statistics
Standard deviation | 0.0082993394 |
---|---|
Coefficient of variation (CV) | 0.24432128 |
Kurtosis | 4.8772847 |
Mean | 0.033968958 |
Median Absolute Deviation (MAD) | 0 |
Skewness | 2.029436 |
Sum | 15.32 |
Variance | 6.8879034 × 10-5 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
0.03 | 317 | |
0.04 | 80 | 17.7% |
0.05 | 27 | 6.0% |
0.06 | 14 | 3.1% |
0.02 | 10 | 2.2% |
0.07 | 2 | 0.4% |
0.08 | 1 | 0.2% |
Value | Count | Frequency (%) |
0.02 | 10 | 2.2% |
0.03 | 317 | |
0.04 | 80 | 17.7% |
0.05 | 27 | 6.0% |
0.06 | 14 | 3.1% |
0.07 | 2 | 0.4% |
0.08 | 1 | 0.2% |
Value | Count | Frequency (%) |
0.08 | 1 | 0.2% |
0.07 | 2 | 0.4% |
0.06 | 14 | 3.1% |
0.05 | 27 | 6.0% |
0.04 | 80 | 17.7% |
0.03 | 317 | |
0.02 | 10 | 2.2% |
잔류염소
Real number (ℝ)
Distinct | 46 |
---|---|
Distinct (%) | 10.2% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 0.71829268 |
Minimum | 0.39 |
---|---|
Maximum | 1.07 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 4.1 KiB |
Quantile statistics
Minimum | 0.39 |
---|---|
5-th percentile | 0.56 |
Q1 | 0.64 |
median | 0.72 |
Q3 | 0.79 |
95-th percentile | 0.87 |
Maximum | 1.07 |
Range | 0.68 |
Interquartile range (IQR) | 0.15 |
Descriptive statistics
Standard deviation | 0.097056517 |
---|---|
Coefficient of variation (CV) | 0.13512113 |
Kurtosis | -0.28408342 |
Mean | 0.71829268 |
Median Absolute Deviation (MAD) | 0.07 |
Skewness | 0.066653669 |
Sum | 323.95 |
Variance | 0.0094199675 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
0.68 | 21 | 4.7% |
0.79 | 20 | 4.4% |
0.74 | 20 | 4.4% |
0.7 | 20 | 4.4% |
0.77 | 19 | 4.2% |
0.6 | 18 | 4.0% |
0.62 | 17 | 3.8% |
0.82 | 16 | 3.5% |
0.83 | 16 | 3.5% |
0.8 | 16 | 3.5% |
Other values (36) | 268 |
Value | Count | Frequency (%) |
0.39 | 1 | 0.2% |
0.51 | 1 | 0.2% |
0.52 | 2 | 0.4% |
0.53 | 3 | 0.7% |
0.54 | 3 | 0.7% |
0.55 | 9 | |
0.56 | 5 | |
0.57 | 5 | |
0.58 | 5 | |
0.59 | 11 |
Value | Count | Frequency (%) |
1.07 | 1 | 0.2% |
0.97 | 1 | 0.2% |
0.95 | 1 | 0.2% |
0.92 | 2 | 0.4% |
0.91 | 4 | |
0.9 | 5 | |
0.89 | 5 | |
0.88 | 3 | 0.7% |
0.87 | 8 | |
0.86 | 2 | 0.4% |
수소이온농도
Real number (ℝ)
Distinct | 11 |
---|---|
Distinct (%) | 2.4% |
Missing | 0 |
Missing (%) | 0.0% |
Infinite | 0 |
Infinite (%) | 0.0% |
Mean | 7.4971175 |
Minimum | 6.8 |
---|---|
Maximum | 7.9 |
Zeros | 0 |
Zeros (%) | 0.0% |
Negative | 0 |
Negative (%) | 0.0% |
Memory size | 4.1 KiB |
Quantile statistics
Minimum | 6.8 |
---|---|
5-th percentile | 7.25 |
Q1 | 7.4 |
median | 7.5 |
Q3 | 7.6 |
95-th percentile | 7.7 |
Maximum | 7.9 |
Range | 1.1 |
Interquartile range (IQR) | 0.2 |
Descriptive statistics
Standard deviation | 0.13829319 |
---|---|
Coefficient of variation (CV) | 0.018446181 |
Kurtosis | 1.9914963 |
Mean | 7.4971175 |
Median Absolute Deviation (MAD) | 0.1 |
Skewness | -0.79885268 |
Sum | 3381.2 |
Variance | 0.019125006 |
Monotonicity | Not monotonic |
Value | Count | Frequency (%) |
7.5 | 166 | |
7.6 | 110 | |
7.4 | 71 | |
7.7 | 39 | 8.6% |
7.3 | 35 | 7.8% |
7.2 | 15 | 3.3% |
7.8 | 6 | 1.3% |
7.1 | 5 | 1.1% |
7.0 | 2 | 0.4% |
6.8 | 1 | 0.2% |
Value | Count | Frequency (%) |
6.8 | 1 | 0.2% |
7.0 | 2 | 0.4% |
7.1 | 5 | 1.1% |
7.2 | 15 | 3.3% |
7.3 | 35 | 7.8% |
7.4 | 71 | |
7.5 | 166 | |
7.6 | 110 | |
7.7 | 39 | 8.6% |
7.8 | 6 | 1.3% |
Value | Count | Frequency (%) |
7.9 | 1 | 0.2% |
7.8 | 6 | 1.3% |
7.7 | 39 | 8.6% |
7.6 | 110 | |
7.5 | 166 | |
7.4 | 71 | |
7.3 | 35 | 7.8% |
7.2 | 15 | 3.3% |
7.1 | 5 | 1.1% |
7.0 | 2 | 0.4% |
탁도 | 잔류염소 | 수소이온농도 | |
---|---|---|---|
탁도 | 1.000 | 0.153 | 0.000 |
잔류염소 | 0.153 | 1.000 | 0.217 |
수소이온농도 | 0.000 | 0.217 | 1.000 |
탁도 | 잔류염소 | 수소이온농도 | |
---|---|---|---|
탁도 | 1.000 | 0.154 | -0.146 |
잔류염소 | 0.154 | 1.000 | -0.159 |
수소이온농도 | -0.146 | -0.159 | 1.000 |
검사일자 | 정수장명 | 탁도 | 잔류염소 | 수소이온농도 | |
---|---|---|---|---|---|
0 | 2020-11-10 | 여주정수장 | 0.04 | 0.76 | 6.8 |
1 | 2020-11-11 | 여주정수장 | 0.03 | 0.83 | 7.0 |
2 | 2020-11-12 | 여주정수장 | 0.03 | 0.82 | 7.3 |
3 | 2020-11-13 | 여주정수장 | 0.03 | 0.77 | 7.2 |
4 | 2020-11-16 | 여주정수장 | 0.03 | 0.79 | 7.0 |
5 | 2020-11-18 | 여주정수장 | 0.03 | 0.79 | 7.3 |
6 | 2020-11-19 | 여주정수장 | 0.03 | 0.81 | 7.1 |
7 | 2020-11-20 | 여주정수장 | 0.03 | 0.9 | 7.1 |
8 | 2020-11-23 | 여주정수장 | 0.04 | 0.82 | 7.2 |
9 | 2020-11-24 | 여주정수장 | 0.04 | 0.8 | 7.2 |
검사일자 | 정수장명 | 탁도 | 잔류염소 | 수소이온농도 | |
---|---|---|---|---|---|
441 | 2022-11-10 | 여주정수장 | 0.03 | 0.72 | 7.6 |
442 | 2022-11-11 | 여주정수장 | 0.04 | 0.71 | 7.7 |
443 | 2022-11-14 | 여주정수장 | 0.03 | 0.66 | 7.7 |
444 | 2022-11-15 | 여주정수장 | 0.04 | 0.59 | 7.5 |
445 | 2022-11-16 | 여주정수장 | 0.03 | 0.8 | 7.6 |
446 | 2022-11-17 | 여주정수장 | 0.03 | 0.82 | 7.7 |
447 | 2022-11-18 | 여주정수장 | 0.03 | 0.71 | 7.6 |
448 | 2022-11-21 | 여주정수장 | 0.03 | 0.7 | 7.7 |
449 | 2022-11-22 | 여주정수장 | 0.03 | 0.68 | 7.7 |
450 | 2022-11-23 | 여주정수장 | 0.03 | 0.7 | 7.7 |