Overview

Dataset statistics

Number of variables6
Number of observations81
Missing cells0
Missing cells (%)0.0%
Duplicate rows0
Duplicate rows (%)0.0%
Total size in memory4.2 KiB
Average record size in memory52.6 B

Variable types

Numeric2
DateTime1
Categorical3

Dataset

Description한국남부발전(주)_연료전지 발전실적에 대한 데이터로 발전년월, 발전소명, 단계, 용량, 발전량 항목을 제공합니다.
URLhttps://www.data.go.kr/data/15095396/fileData.do

Alerts

발전소명 is highly overall correlated with 발전량(MWh) and 2 other fieldsHigh correlation
용량(MW) is highly overall correlated with 구분 and 3 other fieldsHigh correlation
단계 is highly overall correlated with 구분 and 3 other fieldsHigh correlation
구분 is highly overall correlated with 단계 and 1 other fieldsHigh correlation
발전량(MWh) is highly overall correlated with 발전소명 and 2 other fieldsHigh correlation
구분 has unique valuesUnique
발전량(MWh) has unique valuesUnique

Reproduction

Analysis started2023-12-12 07:01:35.520624
Analysis finished2023-12-12 07:01:36.439824
Duration0.92 seconds
Software versionydata-profiling vv4.5.1
Download configurationconfig.json

Variables

구분
Real number (ℝ)

HIGH CORRELATION  UNIQUE 

Distinct81
Distinct (%)100.0%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean41
Minimum1
Maximum81
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size861.0 B
2023-12-12T16:01:36.517691image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum1
5-th percentile5
Q121
median41
Q361
95-th percentile77
Maximum81
Range80
Interquartile range (IQR)40

Descriptive statistics

Standard deviation23.526581
Coefficient of variation (CV)0.57381904
Kurtosis-1.2
Mean41
Median Absolute Deviation (MAD)20
Skewness0
Sum3321
Variance553.5
MonotonicityStrictly increasing
2023-12-12T16:01:36.717587image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
1 1
 
1.2%
62 1
 
1.2%
60 1
 
1.2%
59 1
 
1.2%
58 1
 
1.2%
57 1
 
1.2%
56 1
 
1.2%
55 1
 
1.2%
54 1
 
1.2%
53 1
 
1.2%
Other values (71) 71
87.7%
ValueCountFrequency (%)
1 1
1.2%
2 1
1.2%
3 1
1.2%
4 1
1.2%
5 1
1.2%
6 1
1.2%
7 1
1.2%
8 1
1.2%
9 1
1.2%
10 1
1.2%
ValueCountFrequency (%)
81 1
1.2%
80 1
1.2%
79 1
1.2%
78 1
1.2%
77 1
1.2%
76 1
1.2%
75 1
1.2%
74 1
1.2%
73 1
1.2%
72 1
1.2%

발전년월
Date

Distinct62
Distinct (%)76.5%
Missing0
Missing (%)0.0%
Memory size780.0 B
Minimum2018-04-01 00:00:00
Maximum2023-05-01 00:00:00
2023-12-12T16:01:36.900481image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T16:01:37.073060image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)

발전소명
Categorical

HIGH CORRELATION 

Distinct2
Distinct (%)2.5%
Missing0
Missing (%)0.0%
Memory size780.0 B
신인천 연료전지 발전소
62 
영월 연료전지 발전소
19 

Length

Max length12
Median length12
Mean length11.765432
Min length11

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row신인천 연료전지 발전소
2nd row신인천 연료전지 발전소
3rd row신인천 연료전지 발전소
4th row신인천 연료전지 발전소
5th row신인천 연료전지 발전소

Common Values

ValueCountFrequency (%)
신인천 연료전지 발전소 62
76.5%
영월 연료전지 발전소 19
 
23.5%

Length

2023-12-12T16:01:37.210102image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-12T16:01:37.321058image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
연료전지 81
33.3%
발전소 81
33.3%
신인천 62
25.5%
영월 19
 
7.8%

단계
Categorical

HIGH CORRELATION 

Distinct4
Distinct (%)4.9%
Missing0
Missing (%)0.0%
Memory size780.0 B
1단계
30 
1단계, 2단계, 3단계, 4단계
29 
1단계, 2단계, 3단계
14 
1단계, 2단계
8 

Length

Max length18
Median length13
Mean length10.592593
Min length3

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row1단계
2nd row1단계
3rd row1단계
4th row1단계
5th row1단계

Common Values

ValueCountFrequency (%)
1단계 30
37.0%
1단계, 2단계, 3단계, 4단계 29
35.8%
1단계, 2단계, 3단계 14
17.3%
1단계, 2단계 8
 
9.9%

Length

2023-12-12T16:01:37.449888image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-12T16:01:37.557353image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
1단계 81
39.7%
2단계 51
25.0%
3단계 43
21.1%
4단계 29
 
14.2%

용량(MW)
Categorical

HIGH CORRELATION 

Distinct5
Distinct (%)6.2%
Missing0
Missing (%)0.0%
Memory size780.0 B
78.96
29 
15.0
19 
58.72
14 
20.0
11 
38.48
8 

Length

Max length5
Median length5
Mean length4.6296296
Min length4

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row20.0
2nd row20.0
3rd row20.0
4th row20.0
5th row20.0

Common Values

ValueCountFrequency (%)
78.96 29
35.8%
15.0 19
23.5%
58.72 14
17.3%
20.0 11
 
13.6%
38.48 8
 
9.9%

Length

2023-12-12T16:01:37.694393image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2023-12-12T16:01:37.825195image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
78.96 29
35.8%
15.0 19
23.5%
58.72 14
17.3%
20.0 11
 
13.6%
38.48 8
 
9.9%

발전량(MWh)
Real number (ℝ)

HIGH CORRELATION  UNIQUE 

Distinct81
Distinct (%)100.0%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean30524.778
Minimum612
Maximum53961
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size861.0 B
2023-12-12T16:01:37.962083image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum612
5-th percentile9877
Q111288
median37852
Q346061
95-th percentile51847
Maximum53961
Range53349
Interquartile range (IQR)34773

Descriptive statistics

Standard deviation16631.456
Coefficient of variation (CV)0.54485103
Kurtosis-1.5849136
Mean30524.778
Median Absolute Deviation (MAD)12378
Skewness-0.21137302
Sum2472507
Variance2.7660535 × 108
MonotonicityNot monotonic
2023-12-12T16:01:38.105759image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
2719 1
 
1.2%
48563 1
 
1.2%
46608 1
 
1.2%
10598 1
 
1.2%
40511 1
 
1.2%
10925 1
 
1.2%
48189 1
 
1.2%
10236 1
 
1.2%
46871 1
 
1.2%
10797 1
 
1.2%
Other values (71) 71
87.7%
ValueCountFrequency (%)
612 1
1.2%
2719 1
1.2%
4214 1
1.2%
7113 1
1.2%
9877 1
1.2%
10043 1
1.2%
10136 1
1.2%
10236 1
1.2%
10520 1
1.2%
10598 1
1.2%
ValueCountFrequency (%)
53961 1
1.2%
52135 1
1.2%
52039 1
1.2%
51953 1
1.2%
51847 1
1.2%
51526 1
1.2%
50910 1
1.2%
50316 1
1.2%
50049 1
1.2%
49663 1
1.2%

Interactions

2023-12-12T16:01:35.997545image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T16:01:35.773655image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T16:01:36.113909image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2023-12-12T16:01:35.885533image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Correlations

2023-12-12T16:01:38.194136image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
구분발전년월발전소명단계용량(MW)발전량(MWh)
구분1.0001.0000.6270.8560.9640.888
발전년월1.0001.0000.0000.6260.6980.821
발전소명0.6270.0001.0000.8971.0000.996
단계0.8560.6260.8971.0001.0000.888
용량(MW)0.9640.6981.0001.0001.0000.975
발전량(MWh)0.8880.8210.9960.8880.9751.000
2023-12-12T16:01:38.654662image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
발전소명용량(MW)단계
발전소명1.0000.9810.700
용량(MW)0.9811.0000.993
단계0.7000.9931.000
2023-12-12T16:01:38.763900image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
구분발전량(MWh)발전소명단계용량(MW)
구분1.000-0.0600.4590.7110.738
발전량(MWh)-0.0601.0000.8900.7210.745
발전소명0.4590.8901.0000.7000.981
단계0.7110.7210.7001.0000.993
용량(MW)0.7380.7450.9810.9931.000

Missing values

2023-12-12T16:01:36.256160image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
A simple visualization of nullity by column.
2023-12-12T16:01:36.395231image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

Sample

구분발전년월발전소명단계용량(MW)발전량(MWh)
012018-04-01신인천 연료전지 발전소1단계20.02719
122018-05-01신인천 연료전지 발전소1단계20.014036
232018-06-01신인천 연료전지 발전소1단계20.011425
342018-07-01신인천 연료전지 발전소1단계20.013545
452018-08-01신인천 연료전지 발전소1단계20.014387
562018-09-01신인천 연료전지 발전소1단계20.014107
672018-10-01신인천 연료전지 발전소1단계20.014843
782018-11-01신인천 연료전지 발전소1단계20.016627
892018-12-01신인천 연료전지 발전소1단계20.020426
9102019-01-01신인천 연료전지 발전소1단계20.023546
구분발전년월발전소명단계용량(MW)발전량(MWh)
71722023-01-01신인천 연료전지 발전소1단계, 2단계, 3단계, 4단계78.9646061
72732023-01-01영월 연료전지 발전소1단계15.011106
73742023-02-01신인천 연료전지 발전소1단계, 2단계, 3단계, 4단계78.9643209
74752023-02-01영월 연료전지 발전소1단계15.010136
75762023-03-01신인천 연료전지 발전소1단계, 2단계, 3단계, 4단계78.9625474
76772023-03-01영월 연료전지 발전소1단계15.011170
77782023-04-01신인천 연료전지 발전소1단계, 2단계, 3단계, 4단계78.96612
78792023-04-01영월 연료전지 발전소1단계15.010767
79802023-05-01신인천 연료전지 발전소1단계, 2단계, 3단계, 4단계78.9640037
80812023-05-01영월 연료전지 발전소1단계15.011003