Overview

Dataset statistics

Number of variables7
Number of observations1381
Missing cells0
Missing cells (%)0.0%
Duplicate rows0
Duplicate rows (%)0.0%
Total size in memory78.3 KiB
Average record size in memory58.1 B

Variable types

Categorical3
Text1
Numeric2
DateTime1

Dataset

Description다양한 수학교육 소식을 알리고 수학학습 진단, 수학 콘텐츠 등이 있는 AskMath에서 제공하는 수학 익힘책 관련 콘텐츠입니다. 해당 데이터가 보유한 컬럼은 다음과 같습니다. 컬럼명 : 학교, 학기, 제목, 이용방법, 조회수, 등록자, 등록일자
Author한국과학창의재단
URLhttps://www.data.go.kr/data/15093522/fileData.do

Alerts

학교 has constant value ""Constant
등록자 has constant value ""Constant
이용방법 is highly overall correlated with 조회수 and 1 other fieldsHigh correlation
조회수 is highly overall correlated with 이용방법High correlation
학기 is highly overall correlated with 이용방법High correlation
제목 has unique valuesUnique
이용방법 has unique valuesUnique
조회수 has 138 (10.0%) zerosZeros

Reproduction

Analysis started2024-04-17 17:51:51.355859
Analysis finished2024-04-17 17:51:52.092208
Duration0.74 seconds
Software versionydata-profiling vv4.5.1
Download configurationconfig.json

Variables

학교
Categorical

CONSTANT 

Distinct1
Distinct (%)0.1%
Missing0
Missing (%)0.0%
Memory size10.9 KiB
초등학교
1381 

Length

Max length4
Median length4
Mean length4
Min length4

Unique

Unique0 ?
Unique (%)0.0%

Sample

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

Common Values

ValueCountFrequency (%)
초등학교 1381
100.0%

Length

2024-04-18T02:51:52.140303image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2024-04-18T02:51:52.211438image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
초등학교 1381
100.0%

학기
Categorical

HIGH CORRELATION 

Distinct2
Distinct (%)0.1%
Missing0
Missing (%)0.0%
Memory size10.9 KiB
1학기
873 
2학기
508 

Length

Max length3
Median length3
Mean length3
Min length3

Unique

Unique0 ?
Unique (%)0.0%

Sample

1st row1학기
2nd row1학기
3rd row1학기
4th row1학기
5th row1학기

Common Values

ValueCountFrequency (%)
1학기 873
63.2%
2학기 508
36.8%

Length

2024-04-18T02:51:52.291287image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2024-04-18T02:51:52.365329image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
1학기 873
63.2%
2학기 508
36.8%

제목
Text

UNIQUE 

Distinct1381
Distinct (%)100.0%
Missing0
Missing (%)0.0%
Memory size10.9 KiB
2024-04-18T02:51:52.607797image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Length

Max length95
Median length78
Mean length55.843592
Min length4

Characters and Unicode

Total characters77120
Distinct characters328
Distinct categories12 ?
Distinct scripts3 ?
Distinct blocks5 ?
The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique1381 ?
Unique (%)100.0%

Sample

1st row(수학 익힘책 문제풀이 1학년 1학기 1단원 9까지의 수) 어느 수가 더 클까요 4번 문제 ( 22쪽)
2nd row(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(2) 4번 문제 ( 36쪽 )
3rd row(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 덧셈을 해 볼까요(1) 4번 문제 ( 42쪽 )
4th row(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(1) 5번 문제 ( 34쪽 )
5th row(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(2) 5번 문제 ( 36쪽 )
ValueCountFrequency (%)
2294
 
11.5%
수학 1152
 
5.8%
문제풀이 1152
 
5.8%
익힘책 1152
 
5.8%
문제 1150
 
5.7%
2학기 613
 
3.1%
1학기 608
 
3.0%
알아볼까요 374
 
1.9%
볼까요 294
 
1.5%
5번 289
 
1.4%
Other values (927) 10936
54.6%
2024-04-18T02:51:52.998362image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Most occurring characters

ValueCountFrequency (%)
18675
24.2%
3815
 
4.9%
( 2831
 
3.7%
) 2831
 
3.7%
2311
 
3.0%
2311
 
3.0%
1998
 
2.6%
1 1743
 
2.3%
1728
 
2.2%
2 1626
 
2.1%
Other values (318) 37251
48.3%

Most occurring categories

ValueCountFrequency (%)
Other Letter 43572
56.5%
Space Separator 18675
24.2%
Decimal Number 7982
 
10.4%
Open Punctuation 2831
 
3.7%
Close Punctuation 2831
 
3.7%
Other Punctuation 945
 
1.2%
Math Symbol 124
 
0.2%
Connector Punctuation 98
 
0.1%
Lowercase Letter 23
 
< 0.1%
Dash Punctuation 19
 
< 0.1%
Other values (2) 20
 
< 0.1%

Most frequent character per category

Other Letter
ValueCountFrequency (%)
3815
 
8.8%
2311
 
5.3%
2311
 
5.3%
1998
 
4.6%
1728
 
4.0%
1532
 
3.5%
1370
 
3.1%
1334
 
3.1%
1286
 
3.0%
1196
 
2.7%
Other values (287) 24691
56.7%
Decimal Number
ValueCountFrequency (%)
1 1743
21.8%
2 1626
20.4%
6 984
12.3%
3 928
11.6%
4 902
11.3%
5 816
10.2%
7 305
 
3.8%
8 233
 
2.9%
9 227
 
2.8%
0 218
 
2.7%
Other Punctuation
ValueCountFrequency (%)
? 663
70.2%
. 198
 
21.0%
, 72
 
7.6%
! 11
 
1.2%
/ 1
 
0.1%
Other Symbol
ValueCountFrequency (%)
5
33.3%
4
26.7%
3
20.0%
3
20.0%
Lowercase Letter
ValueCountFrequency (%)
m 12
52.2%
c 10
43.5%
x 1
 
4.3%
Math Symbol
ValueCountFrequency (%)
÷ 82
66.1%
× 42
33.9%
Uppercase Letter
ValueCountFrequency (%)
I 4
80.0%
X 1
 
20.0%
Space Separator
ValueCountFrequency (%)
18675
100.0%
Open Punctuation
ValueCountFrequency (%)
( 2831
100.0%
Close Punctuation
ValueCountFrequency (%)
) 2831
100.0%
Connector Punctuation
ValueCountFrequency (%)
_ 98
100.0%
Dash Punctuation
ValueCountFrequency (%)
- 19
100.0%

Most occurring scripts

ValueCountFrequency (%)
Hangul 43572
56.5%
Common 33520
43.5%
Latin 28
 
< 0.1%

Most frequent character per script

Hangul
ValueCountFrequency (%)
3815
 
8.8%
2311
 
5.3%
2311
 
5.3%
1998
 
4.6%
1728
 
4.0%
1532
 
3.5%
1370
 
3.1%
1334
 
3.1%
1286
 
3.0%
1196
 
2.7%
Other values (287) 24691
56.7%
Common
ValueCountFrequency (%)
18675
55.7%
( 2831
 
8.4%
) 2831
 
8.4%
1 1743
 
5.2%
2 1626
 
4.9%
6 984
 
2.9%
3 928
 
2.8%
4 902
 
2.7%
5 816
 
2.4%
? 663
 
2.0%
Other values (16) 1521
 
4.5%
Latin
ValueCountFrequency (%)
m 12
42.9%
c 10
35.7%
I 4
 
14.3%
X 1
 
3.6%
x 1
 
3.6%

Most occurring blocks

ValueCountFrequency (%)
Hangul 43572
56.5%
ASCII 33409
43.3%
None 124
 
0.2%
Geometric Shapes 11
 
< 0.1%
CJK Compat 4
 
< 0.1%

Most frequent character per block

ASCII
ValueCountFrequency (%)
18675
55.9%
( 2831
 
8.5%
) 2831
 
8.5%
1 1743
 
5.2%
2 1626
 
4.9%
6 984
 
2.9%
3 928
 
2.8%
4 902
 
2.7%
5 816
 
2.4%
? 663
 
2.0%
Other values (15) 1410
 
4.2%
Hangul
ValueCountFrequency (%)
3815
 
8.8%
2311
 
5.3%
2311
 
5.3%
1998
 
4.6%
1728
 
4.0%
1532
 
3.5%
1370
 
3.1%
1334
 
3.1%
1286
 
3.0%
1196
 
2.7%
Other values (287) 24691
56.7%
None
ValueCountFrequency (%)
÷ 82
66.1%
× 42
33.9%
Geometric Shapes
ValueCountFrequency (%)
5
45.5%
3
27.3%
3
27.3%
CJK Compat
ValueCountFrequency (%)
4
100.0%

이용방법
Real number (ℝ)

HIGH CORRELATION  UNIQUE 

Distinct1381
Distinct (%)100.0%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean346715.82
Minimum101001
Maximum602139
Zeros0
Zeros (%)0.0%
Negative0
Negative (%)0.0%
Memory size12.3 KiB
2024-04-18T02:51:53.111431image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum101001
5-th percentile101070
Q1201109
median302053
Q3601024
95-th percentile602070
Maximum602139
Range501138
Interquartile range (IQR)399915

Descriptive statistics

Standard deviation180742.64
Coefficient of variation (CV)0.52129907
Kurtosis-1.2801216
Mean346715.82
Median Absolute Deviation (MAD)100968
Skewness0.22320706
Sum4.7881455 × 108
Variance3.2667901 × 1010
MonotonicityNot monotonic
2024-04-18T02:51:53.216782image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=50)
ValueCountFrequency (%)
101001 1
 
0.1%
402094 1
 
0.1%
402102 1
 
0.1%
402101 1
 
0.1%
402100 1
 
0.1%
402099 1
 
0.1%
402098 1
 
0.1%
402097 1
 
0.1%
402096 1
 
0.1%
402095 1
 
0.1%
Other values (1371) 1371
99.3%
ValueCountFrequency (%)
101001 1
0.1%
101002 1
0.1%
101003 1
0.1%
101004 1
0.1%
101005 1
0.1%
101006 1
0.1%
101007 1
0.1%
101008 1
0.1%
101009 1
0.1%
101010 1
0.1%
ValueCountFrequency (%)
602139 1
0.1%
602138 1
0.1%
602137 1
0.1%
602136 1
0.1%
602135 1
0.1%
602134 1
0.1%
602133 1
0.1%
602132 1
0.1%
602131 1
0.1%
602130 1
0.1%

조회수
Real number (ℝ)

HIGH CORRELATION  ZEROS 

Distinct44
Distinct (%)3.2%
Missing0
Missing (%)0.0%
Infinite0
Infinite (%)0.0%
Mean4.9377263
Minimum0
Maximum325
Zeros138
Zeros (%)10.0%
Negative0
Negative (%)0.0%
Memory size12.3 KiB
2024-04-18T02:51:53.315247image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Quantile statistics

Minimum0
5-th percentile0
Q11
median3
Q35
95-th percentile14
Maximum325
Range325
Interquartile range (IQR)4

Descriptive statistics

Standard deviation12.906145
Coefficient of variation (CV)2.613783
Kurtosis321.54571
Mean4.9377263
Median Absolute Deviation (MAD)2
Skewness15.275562
Sum6819
Variance166.56858
MonotonicityNot monotonic
2024-04-18T02:51:53.416175image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=44)
ValueCountFrequency (%)
1 282
20.4%
2 249
18.0%
3 178
12.9%
0 138
10.0%
4 126
9.1%
5 109
 
7.9%
6 62
 
4.5%
7 41
 
3.0%
8 35
 
2.5%
9 29
 
2.1%
Other values (34) 132
9.6%
ValueCountFrequency (%)
0 138
10.0%
1 282
20.4%
2 249
18.0%
3 178
12.9%
4 126
9.1%
5 109
 
7.9%
6 62
 
4.5%
7 41
 
3.0%
8 35
 
2.5%
9 29
 
2.1%
ValueCountFrequency (%)
325 1
0.1%
200 1
0.1%
128 1
0.1%
86 1
0.1%
81 1
0.1%
78 1
0.1%
72 1
0.1%
71 2
0.1%
63 1
0.1%
52 1
0.1%

등록자
Categorical

CONSTANT 

Distinct1
Distinct (%)0.1%
Missing0
Missing (%)0.0%
Memory size10.9 KiB
관리자
1381 

Length

Max length3
Median length3
Mean length3
Min length3

Unique

Unique0 ?
Unique (%)0.0%

Sample

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

Common Values

ValueCountFrequency (%)
관리자 1381
100.0%

Length

2024-04-18T02:51:53.514834image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram of lengths of the category

Common Values (Plot)

2024-04-18T02:51:53.588162image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
ValueCountFrequency (%)
관리자 1381
100.0%
Distinct34
Distinct (%)2.5%
Missing0
Missing (%)0.0%
Memory size10.9 KiB
Minimum2021-02-01 00:00:00
Maximum2021-04-02 00:00:00
2024-04-18T02:51:53.656485image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2024-04-18T02:51:53.755656image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
Histogram with fixed size bins (bins=34)

Interactions

2024-04-18T02:51:51.772587image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2024-04-18T02:51:51.633646image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2024-04-18T02:51:51.841655image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
2024-04-18T02:51:51.702682image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/

Correlations

2024-04-18T02:51:53.822587image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
학기이용방법조회수등록일자
학기1.0000.9990.0380.206
이용방법0.9991.0000.0480.559
조회수0.0380.0481.0000.801
등록일자0.2060.5590.8011.000
2024-04-18T02:51:53.894272image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
이용방법조회수학기
이용방법1.000-0.5830.977
조회수-0.5831.0000.027
학기0.9770.0271.000

Missing values

2024-04-18T02:51:51.935228image/svg+xmlMatplotlib v3.7.2, https://matplotlib.org/
A simple visualization of nullity by column.
2024-04-18T02:51:52.045313image/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

학교학기제목이용방법조회수등록자등록일자
0초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 1단원 9까지의 수) 어느 수가 더 클까요 4번 문제 ( 22쪽)10100118관리자2021-02-02
1초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(2) 4번 문제 ( 36쪽 )10100212관리자2021-02-18
2초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 덧셈을 해 볼까요(1) 4번 문제 ( 42쪽 )10100315관리자2021-02-21
3초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(1) 5번 문제 ( 34쪽 )10100418관리자2021-02-18
4초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(2) 5번 문제 ( 36쪽 )1010056관리자2021-02-17
5초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 이야기를 만들어 볼까요 5번 문제 ( 38쪽 )1010067관리자2021-02-18
6초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 덧셈을 해 볼까요(1) 5번 문제 ( 42쪽 )1010079관리자2021-02-20
7초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 빼기는 어떻게 나타낼까요 5번 문제 ( 46쪽 )1010086관리자2021-02-17
8초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 덧셈을 해 볼까요(1) 5번 문제 ( 54쪽 )10100910관리자2021-02-18
9초등학교1학기(수학 익힘책 문제풀이 1학년 1학기 3단원 덧셈과 뺄셈) 모으기와 가르기를 해 볼까요(1) 6번 문제 ( 34쪽 )1010108관리자2021-02-17
학교학기제목이용방법조회수등록자등록일자
1371초등학교2학기2학년 2학기 2단원(친구와 곱셈식 만들기)2021195관리자2021-03-30
1372초등학교2학기2학년 2학기 3단원(길이에 맞게 던져라)2021206관리자2021-03-30
1373초등학교2학기2학년 2학기 3단원(짝을 찾아라!)2021217관리자2021-03-30
1374초등학교2학기2학년 2학기 4단원(X-맨을 찾아라!)2021225관리자2021-03-30
1375초등학교2학기2학년 2학기 4단원(시간 여행을 떠나요)2021238관리자2021-03-30
1376초등학교2학기통합단원(시계 놀이)2021286관리자2021-03-30
1377초등학교2학기2학년 2학기 5단원(공깃돌 한 주먹)2021248관리자2021-03-30
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