Difference between revisions of "Kabak: Research Paper Data Preparation"

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| style="vertical-align:top;width:16%;" | <div style="padding: 3px; font-weight: bold; text-align:center; line-height: wrap_content; font-size:16px; border-bottom:1px solid #000000; border-top:1px solid #000000; font-family:Trebuchet MS"> [[Kabak: Application | <font color="#35383c"><b>APPLICATION</b>]]
 
| style="vertical-align:top;width:16%;" | <div style="padding: 3px; font-weight: bold; text-align:center; line-height: wrap_content; font-size:16px; border-bottom:1px solid #000000; border-top:1px solid #000000; font-family:Trebuchet MS"> [[Kabak: Application | <font color="#35383c"><b>APPLICATION</b>]]
  
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| style="vertical-align:top;width:16%;" | <div style="padding: 3px; font-weight: bold; text-align:center; line-height: wrap_content; font-size:16px; border-bottom:1px solid #000000; border-top:1px solid #000000; font-family:Trebuchet MS; background-color:#35383c;"> [[Kabak: Report | <font color="#FFFFFF"><b>REPORT</b>]]
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[[Kabak: Research Paper Overview|<font color="#35383c"><strong>OVERVIEW</strong></font>]]
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[[Kabak: Report|<font color="#35383c"><strong>OVERVIEW</strong></font>]]
  
 
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[[Kabak: Research Paper Data Preparation|<font color="#FFFFFF"><strong>DATA PREPARATION</strong></font>]]
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[[Kabak: Report Data Preparation|<font color="#FFFFFF"><strong>DATA PREPARATION</strong></font>]]
  
 
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[[Kabak: Research Paper Analysis|<font color="#35383c"><strong>ANALYSIS</strong></font>]]
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[[Kabak: Report Analysis|<font color="#35383c"><strong>ANALYSIS</strong></font>]]
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[[Kabak: Research Paper Project Management|<font color="#35383c"><strong>PROJECT MANAGEMENT</strong></font>]]
 
 
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*T8 Ethnicity  
 
*T8 Ethnicity  
 
**378 rows of raw data
 
**378 rows of raw data
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<br/>
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=Data Cleaning=
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{| class="wikitable" style="background-color:#FFFFFF;" width="100%"
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|-
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! style="font-weight: bold;background: #35383c;color:#FFFFFF;width: 50%;font-family:Trebuchet MS" | METHOD
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! style="font-weight: bold;background: #35383c;color:#FFFFFF;font-family:Trebuchet MS" | DESCRIPTION
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|-
 +
|
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* Stack data to consolidate data table in to 2 columns (Postal Code, Housing Type)
 +
* Remove rows with missing data
 +
||
 +
[[File: Kabakdatacleaning1.png|400px|center]]
 +
|-
 +
|
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* Concatenate all 12 months data into one consolidated data table
 +
**By the end of this phase of data cleaning, we have a total of 177,053 rows
 +
||
 +
[[File: Kabakdatacleaning2.png|400px|center]]|-
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|-
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|
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* Merging Private Housing Data with Public Housing Data
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**Final consolidated data consist of 241,766 rows
 +
||
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[[File: Kabakdatacleaning3.png|400px|center]]
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|-
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|
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* Geocoding of postal codes with missing latitudes and longitude via https://developers.google.com/maps/documentation/geocoding/intro
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**Public housing data: 223 missing data
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**Private housing data: 338 missing data
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[[File: GEOCODING.PNG|400px|center]]
 
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Latest revision as of 15:46, 22 November 2016


OVERVIEW

DATA PREPARATION

ANALYSIS


Initial Dataset

DATASET DESCRIPTION DATA USED

Average Monthly Household Electricity Consumption
by Postal Code (Public Housing) & Dwelling Type, 1H & 2H 2015

Link (1H): https://www.ema.gov.sg/cmsmedia/Publications_and_Statistics/Statistics/23RSU.xls

Link (2H): https://www.ema.gov.sg/cmsmedia/Publications_and_Statistics/Statistics/25RSU.xls

  • Average monthly household electricity consumption (kwh)
    • By month
    • By postal code
    • By public housing type
  • Total Average household electricity consumption (kwh)
    • By postal code
    • By public housing type
  • 9379 rows of raw data X 12 sheets = 112,548 rows of raw data

Average Monthly Household Electricity Consumption by Postal Code (Private Apartments), 2015

Link: https://www.ema.gov.sg/cmsmedia/Publications_and_Statistics/Statistics/2RSU.xls

  • Average monthly household electricity consumption (kwh)
    • By month
    • By postal code
  • Total Average household electricity consumption (kwh)
    • By postal code
  • 9911 rows of raw data

Basic Demographics Characteristics (2015)

Link: http://www.singstat.gov.sg/docs/default-source/default-document-library/publications/publications_and_papers/GHS/ghs2015/excel/t7-9.xls

  • Resident Population by Planning Area/Subzone
    • By age group
    • By sex
    • By ethnicity
    • By type of dwelling
  • T7 Age group
    • 378 rows of raw data
  • T8 Ethnicity
    • 378 rows of raw data


Data Cleaning

METHOD DESCRIPTION
  • Stack data to consolidate data table in to 2 columns (Postal Code, Housing Type)
  • Remove rows with missing data
Kabakdatacleaning1.png
  • Concatenate all 12 months data into one consolidated data table
    • By the end of this phase of data cleaning, we have a total of 177,053 rows
Kabakdatacleaning2.png
|-
  • Merging Private Housing Data with Public Housing Data
    • Final consolidated data consist of 241,766 rows
Kabakdatacleaning3.png
GEOCODING.PNG


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