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“Statistics meansnever having to say
you are certain”’
Working with Remote Numbers
E. Hamilton Atlantic DLI Training
February 28, 2003
How do I find the numbers I need?
I. Define your topic
II. Identify your unit of analysis and constraints
III. Check for articles to see what files have been used & concept definitions [*literature search*]
How do I find data files?
IV. Who is likely to have been interested in collecting this?
V. Use the tools! [Guides, databases, documentation, and search engines]
VI. Check Data Services home page for your library
Stats Canada: How do I find…
Discrete Statistics:
www.statcan.ca
Public Use Microdata Files
•STC Online catalogue•DLI home page•IDLS, LANDRU, etc.
Time series data:
CANSIM II
•STC•E-STAT•CHASS
Census 1996 & 2001
•STC•E-STAT•UAlberta
Census 2001
Option 1: Use Census link on STC page
Option 2: Use Census link on E-STAT
Option 3: Use detailed tables on University of Alberta site (coming soon)
www.statcan.ca
Census!
Catalogue
Census 2001: STC
Some of our favourite bits!
Census 2001: STC
The power of topic based searching!
Yum!
Census 2001: STC
Search by census variable or place name
To get geography-based tables, beyond the standard profiles…
Census 2001: STCIt’s a browse list really…but it works!
Census 2001: E-STAT
Census 2001: E-STAT
Surfing through IDLS
And Vince sends Greetings!
IDLS variable description search…
IDLS Advanced Searching
Variable Description search results
Variable level metadata
Time Series: CANSIM II
Three options:
• STC web site
• CHASS
• E-STAT
Which do I use???
Time Series: CANSIM II
•Multi-dimensional (relational database)
•Organized into tables (themes)
•Deliver by vectors (time series) or table subsets
Accessed by keyword search, broad subject, or by table/vector number
CANSIM II COST UPDATED TABLES & TIME SERIES
OUTPUT OPTIONS
COMMENTS
Statistics Canada Web
$$$ Updated 23 Jan. 2003
1,690 tables13,200,293 vectors
Multiple For commercial use; no data without dollars; good for finding out how many vectors exist
CANSIM II via E-STAT
No fee for on-site
use
Updated June 2002
1,600 tables>10 million vectors
Table options :Bar graphPie chartHtml tableCsvPrnSk1Databeacon cubeB2020
Shows multi-dimensionality; limit to 1000 series at a time
CANSIM II via CHASS (UT)
No fee for UNB
Libraries faculty
and students
Updated 21 January 2003
1,690 tables13,200,293 vectors
Time series optionsPlainSpreadsheetCSVSASShazamSPSSRATSTSPTSPterse
Up to date time series focus; multidimensionality more difficult to see; more difficult to extract large numbers of series
CANSIM II: Comparative Flavours
CANSIM II: E-STAT
Subject approach
CANSIM II: E-STAT
CANSIM II: E-STAT
CANSIM II: E-STAT
CANSIM II: E-STAT
CANSIM II: E-STAT
CANSIM II: E-STAT
Use drop-down menu to get all variables
The new Data Beacon
CANSIM II: E-STAT
(Expenditure automobile repair)
CANSIM II: CHASS
CANSIM II: CHASS