PDQ-ExplorePDQ-Explore
NPC WorkshopNPC Workshop 20102010
11Ann Arbor, Michigan July 12-15, 2010
ObjectivesObjectives
To learn to:To learn to: Open the PDQ-Explore Graphical InterfaceOpen the PDQ-Explore Graphical Interface Set up and Execute a PDQ-Explore QuerySet up and Execute a PDQ-Explore Query
TabulationsTabulations Summary StatisticsSummary Statistics QuantilesQuantiles
Manipulate ResultsManipulate Results TotalsTotals PercentagesPercentages PivotingPivoting SortingSorting
Save and Export ResultsSave and Export Results
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RequirementsRequirements
PC (Not Mac) with Windows NT or PC (Not Mac) with Windows NT or laterlater
128 MB RAM or more128 MB RAM or more100 MB free hard disk space100 MB free hard disk spaceWrite access to installation driveWrite access to installation driveUSB Port (if using flash drive)USB Port (if using flash drive)Connection to InternetConnection to Internet
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Installation NoteInstallation Note PDQ-Explore is designed to run as a client PDQ-Explore is designed to run as a client
on a PC that has Internet access to our on a PC that has Internet access to our PDQ server in Ann Arbor:PDQ server in Ann Arbor:
pdq.psc.isr.umich.edupdq.psc.isr.umich.edu By default the installation files should be By default the installation files should be
copied to:copied to: C:\Program Files\PDQC:\Program Files\PDQ
If write access to C: is not available:If write access to C: is not available: PDQ-Explore can be run from the flash drive PDQ-Explore can be run from the flash drive
or another drive and file location: C:\PDQ, for or another drive and file location: C:\PDQ, for example.example.
Changes to the explore.ini file may be Changes to the explore.ini file may be necessarynecessary 44Ann Arbor, Michigan July 12-15, 2010
Starting PDQ-ExploreStarting PDQ-Explore If the PDQ-Explore icon is on the desktop:If the PDQ-Explore icon is on the desktop:
Double-Click on the PDQ-Explore iconDouble-Click on the PDQ-Explore icon
If there is no icon on the desktop:If there is no icon on the desktop: Go to the PDQ-Explore desktop or USB Go to the PDQ-Explore desktop or USB
installation folderinstallation folder Double-Click on explore.exeDouble-Click on explore.exe
Or alternatively iOr alternatively if using the USB Flash Drive:f using the USB Flash Drive: Start, Run, x:\pdq-x\explore.exeStart, Run, x:\pdq-x\explore.exe Note: The USB drive letter (x:) is machine Note: The USB drive letter (x:) is machine
dependent and is likely to be D or Edependent and is likely to be D or E
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Getting StartedGetting Started
Confirm server: pdq.psc.isr.umich.eduConfirm server: pdq.psc.isr.umich.edu No subscriber name/password is requiredNo subscriber name/password is required Enter/Enter/Enter until “Open” window Enter/Enter/Enter until “Open” window
appearsappears Double-Click on “Examples” workspaceDouble-Click on “Examples” workspace Select and expand “ipacs10” data setSelect and expand “ipacs10” data set Expand “housing” or “person” variable listExpand “housing” or “person” variable list Browse through variable listBrowse through variable list Open and browse IPUMS documentation: Open and browse IPUMS documentation:
http://usa.ipums.org/usahttp://usa.ipums.org/usa
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Set Up QuerySet Up Query
Select a data set (ipacs10)Select a data set (ipacs10)Right click (or click on the “Query” Right click (or click on the “Query”
tab)tab)Click on “Setup New Expert Query”Click on “Setup New Expert Query”Setup window opensSetup window opensFill in the blanks (see the following Fill in the blanks (see the following
slides and related handouts)slides and related handouts)Click on the “Results” tabClick on the “Results” tab
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Filling in the Blanks – Filling in the Blanks – Example 1Example 1
Query Name: Employment StatusQuery Name: Employment Status
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Query Type:Query Type:TabulationTabulation
Universe/Selection:Universe/Selection: year=2008year=2008
Row:Row: statefipstatefip Column:Column: empstatempstat Weight:Weight: <default><default>88Ann Arbor, Michigan July 12-15, 2010
Dallas, Texas April 14-17, 2010 99Ann Arbor, Michigan July 12-15, 2010
Execute Example 1Execute Example 1
Click on “Results”Click on “Results”To get totals by row and column:To get totals by row and column:
Click on “Options” “Totals” “Both”Click on “Options” “Totals” “Both”To get percentages by row:To get percentages by row:
Click on “Options” “Percent Options” Click on “Options” “Percent Options” “Percent by Row”“Percent by Row”
To sort in descending order on To sort in descending order on “Unemployed:”“Unemployed:”Click on “Unemployed” column headingClick on “Unemployed” column heading
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Filling in the Blanks – Filling in the Blanks – Example 1AExample 1A
Query Name: Employment by StateQuery Name: Employment by State
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Query Type:Query Type:TabulationTabulation
Universe/Selection:Universe/Selection:year=2008year=2008
Row:Row: statefipstatefip Column:Column:
empstat:1..2empstat:1..2 Weight:Weight: <default><default>
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Filling in the Blanks – Filling in the Blanks – Example 2Example 2
Query Name:Query Name: Sex by StateSex by State
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Query Type:Query Type:TabulationTabulation
Universe/Selection:Universe/Selection:year=2008year=2008
Row:Row:statefipstatefip
Column:Column: sexsex Weight:Weight:
<default><default>
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Filling in the Blanks – Filling in the Blanks – Example 3Example 3
Query Name:Query Name: PovertyPoverty
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Query Type:Query Type: Summary Summary StatsStats
Universe/Selection:Universe/Selection: year=2008year=2008 Row:Row: metareadmetaread Describe Expression:Describe Expression:
povertypoverty Weight:Weight: <default><default> 1515Ann Arbor, Michigan July 12-15, 2010
Filling in the Blanks – Filling in the Blanks – Example 4Example 4
Query Name:Query Name: Poverty by StatePoverty by State
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Query Type:Query Type: Summary StatsSummary Stats Universe/Selection:Universe/Selection: year=2008 & year=2008 &
poverty>0poverty>0 Row:Row: statefipstatefip Describe Expression:Describe Expression: povertypoverty Weight:Weight: <default><default>
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Filling in the Blanks – Filling in the Blanks – Example 5Example 5
Query Name:Query Name: CohabitationCohabitation------------------------------------------------------------------------------------------------------------------------------------
---------- Query Type:Query Type: TabulationTabulation Universe/Selection: Universe/Selection: year=2008 year=2008
& relate=1& relate=1 Row:Row: sexsex Column:Column:
pick(related=1114,sex)pick(related=1114,sex) Weight:Weight: <default><default>
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Filling in the Blanks – Filling in the Blanks – Example 6Example 6
Query Name:Query Name: SeniorsSeniors
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Query Type:Query Type: TabulationTabulation Universe/Selection:Universe/Selection:
(year<=2000 | year=2008) & (year<=2000 | year=2008) & relate=1relate=1
Row:Row: yearyear Describe Expression:Describe Expression:
sum(age<65)=0sum(age<65)=0 Weight:Weight: <default><default>
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Filling in the Blanks – Filling in the Blanks – Example 7Example 7
Query Name:Query Name:
Wage and Salary Income by SexWage and Salary Income by Sex
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Query Type:Query Type: QuantileQuantile Universe/Selection:Universe/Selection:
year=2008 & incwage>0 & year=2008 & incwage>0 & incwage<999999incwage<999999
Row:Row: sexsex Quantile: Quantile: 10 10
(incwage+50)/100(incwage+50)/100 Weight:Weight: <default><default>
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Dallas, Texas April 14-17, 2010 2020Ann Arbor, Michigan July 12-15, 2010
Data GotchasData Gotchas
You need to know your data:You need to know your data:Relevance to concernsRelevance to concernsVariable namesVariable namesCodesCodesLimits, top codesLimits, top codesMissing and N/A CodesMissing and N/A CodesSense of reasonable and unreasonable Sense of reasonable and unreasonable
resultsresults
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PDQ-Explore GotchasPDQ-Explore Gotchas
Know what you can ignoreKnow what you can ignoreFocus: tabulations & summary statsFocus: tabulations & summary statsLarge tables can be hard to interpretLarge tables can be hard to interpretYou need to understand the options:You need to understand the options:
PercentagesPercentagesTotalsTotalsSortingSortingSaving/Exporting/Printing Setups and Saving/Exporting/Printing Setups and
Results Results 2222Ann Arbor, Michigan July 12-15, 2010
Explore Quality of LifeExplore Quality of Life
Across Time, Space, PopulationsAcross Time, Space, Populations• year, statefip, metaread, raceyear, statefip, metaread, race• race_recode, age, sex, relaterace_recode, age, sex, relate• marst, incwage, ind1990, occ1990marst, incwage, ind1990, occ1990• empstat, migrate1, migrate5,empstat, migrate1, migrate5,• educ, college, sei, hhtype, renteduc, college, sei, hhtype, rent• mortcost, sufficient_bedrooms, mortcost, sufficient_bedrooms, • OccupationsGrouped, diffmob, etc.OccupationsGrouped, diffmob, etc.
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Thank YouThank You
Albert F. Anderson, Albert F. Anderson, [email protected]
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Quick StartQuick Start 1. Plug USB Flash Drive into computer USB port1. Plug USB Flash Drive into computer USB port
2. Flash Drive will be recognized as new hardware2. Flash Drive will be recognized as new hardware
3. Browser window will open displaying drive contents (or browse to drive)3. Browser window will open displaying drive contents (or browse to drive)
4. Double-click on the PDQ-D or PDQ-E icon as appropriate for drive location4. Double-click on the PDQ-D or PDQ-E icon as appropriate for drive location
5. Double-click on explore.exe icon5. Double-click on explore.exe icon
6. <Enter> four (4) times to accept defaults up to “Open” window6. <Enter> four (4) times to accept defaults up to “Open” window
7. If error, click OK to accept the default drive7. If error, click OK to accept the default drive
8. Double click on NPC20108. Double click on NPC2010
9. Workspace window will open9. Workspace window will open
10. Expand ipacs10 “Housing” and “Person” entries10. Expand ipacs10 “Housing” and “Person” entries
11. Right click in left panel or Click on “Query” tab11. Right click in left panel or Click on “Query” tab
12. Click on “Setup New Expert Query” 12. Click on “Setup New Expert Query”
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