1 Social Science Data Bases Humboldt State University May 6,

Sponsors and the College of Arts, Humanities and Social Sciences May 6, 2011www.ssric.org2

May 6, 2011www.ssric.org3 Presenters  Stephanie Burkhalter, Politics, Humboldt State University  John L. Korey, Political Science, Cal Poly Pomona  Josh Meisel, Sociology, Humboldt State University

May 6, 2011www.ssric.org4 The Council  Oldest CSU affinity group (since 1972)  Representatives from CSU campuses meet three times per year  Negotiates with data providers for access to data  Promotes use of data analysis in research and teaching

May 6, 2011www.ssric.org5 The Council  Annual student research conference April 29, San Jose State April 29, San Jose State  Sponsors travel to ICPSR summer workshops in Ann Arbor, Michigan  Field Poll Faculty Fellowship (deadline April 15) e e e

May 6, 2011www.ssric.org6 SSRIC

May 6, 2011www.ssric.org7 Workshop Agenda  Overview of the SSRIC  Data Archives ICPSR ICPSR Field Field Roper Roper  Teaching with Data  Brainstorming Your Ideas  Other Data  Your Feedback

May 6, 2011www.ssric.org8 Social Science Databases  The California State University subscribes to social science databases to support teaching teaching research research administration administration  Available to campuses by annual subscription

May 6, 2011www.ssric.org9 Social Science Databases  Assistance from the SSRIC Note: SSRIC members are not staff data consultants or technical assistance providers, but we will do what we can to help students, faculty, and staff to access data Note: SSRIC members are not staff data consultants or technical assistance providers, but we will do what we can to help students, faculty, and staff to access data  Campus representatives

May 6, 2011www.ssric.org10  Inter-university Consortium for Political and Social Research (ICPSR)  Field Poll  Census Data  Roper Center for Public Opinion Research Social Science Databases

May 6, 2011www.ssric.org11 Accessing the data bases  On-campus access to data bases is IP authenticated  Off-campus access Field: not available Field: not available Roper: uses library as proxy server -- works just like other library data bases Roper: uses library as proxy server -- works just like other library data bases ICPSR: first time, uses library proxy server, after that, you can access from anywhere but you must reauthenticate every 6 months ICPSR: first time, uses library proxy server, after that, you can access from anywhere but you must reauthenticate every 6 months

May 6, 2011www.ssric.org12 ICPSR Inter-university Consortium for Political and Social Research

May 6, 2011www.ssric.org13 ICPSR  Primary social science data archive for the U.S.  Founded in 1962; CSU joined in 1972 Over 600 member institutions worldwide Over 600 member institutions worldwide600 member institutions 600 member institutions  Services Vast data archive accessible via the web (ICPSR Direct) Vast data archive accessible via the web (ICPSR Direct) Summer program Summer program Instructional resources Instructional resources

May 6, 2011www.ssric.org14 ICPSR Teaching

May 6, 2011www.ssric.org15 ICPSR

May 6, 2011www.ssric.org16 ICPSR

May 6, 2011www.ssric.org17 Using ICPSR Direct  Locate the study  Select the data for download  Download the data  Import the data for statistical analysis

May 6, 2011www.ssric.org18 Find and Analyze Data Find data Analyze data online Topical archives

May 6, 2011www.ssric.org19 Searching for Data Type in key words (e.g., gun control) Click search Search terms are not case sensitive if all lower case

May 6, 2011www.ssric.org20 Search Results Sort by time period (newest) Click on link

May 6, Downloading the data View study description Download all files

May 6, 2011www.ssric.org22 Agree to the Terms of Use

May 6, 2011www.ssric.org23 Saving the Files

May 6, 2011www.ssric.org24 Select Files and Place Them Where You Want to Save Them

May 6, 2011www.ssric.org25 What’s in the File?   Look in the layers of subfolders until you find the DS0001 folder   It will include the: Codebook (pdf file) Questionnaire (pdf file) SPSS file (in this case, it’s a.sav file) Other files

May 6, 2011www.ssric.org26 Open the sav File in SPSS

Explore ICPSR May 6, 2011www.ssric.org27

May 6, 2011www.ssric.org28 The Field Poll

May 6, 2011www.ssric.org29 The Field (California) Poll  Established in 1947  Independent, non-partisan survey of California public opinion  Wide range of political and social topics  Multiple polls each year Mervin Field

May 6, 2011www.ssric.org30 Accessing Field Data  Set up your browser  Find polls and data sets  Download data sets

May 6, 2011www.ssric.org31 Setting up your browser  Requires setting passive FTP access  Can set up browser for folder view or FTP directory view  See the instructions for details:  You will only need to do this once for your browser and user account

May 6, 2011www.ssric.org32 Finding Polls  Find the poll number Field Poll Archives ( Field Poll Archives ( American Public Opinion Index American Public Opinion Index Check with your library for printed and/or microfiche versionsCheck with your library for printed and/or microfiche versions The CALPOLL window The CALPOLL window Accessible via UCDataAccessible via UCData  You will be using the poll number to select the data set for download.

May 6, 2011www.ssric.org33 Searching Polls with UCDATA  Uses SDA  Does not include last couple of years  Gives you the frequency distributions of the variables you select

May 6, 2011www.ssric.org34 UC Data Click on Field Polls

May 6, 2011www.ssric.org35 Field Polls on UCDATA Click on search

May 6, 2011www.ssric.org36 Searching I selected 2000’s

May 6, 2011www.ssric.org37 Keywords Enter gun control

May 6, 2011www.ssric.org38 Search Results Click View

May 6, 2011www.ssric.org39 Results from SDA

May 6, 2011www.ssric.org40 Downloading the Data Click Download

May 6, 2011www.ssric.org41 Choosing the File Double click cal0003 since you want to download that folder Note that this is directory view

May 6, 2011www.ssric.org42 Saving the Files

May 6, 2011www.ssric.org43 Select the Folder

May 6, 2011www.ssric.org44 Open the Data in SPSS 1 2

May 6, 2011www.ssric.org45 Other Field Resources  SSRIC Field Poll Guide SSRIC Field Poll Guide SSRIC Field Poll Guide  Field News Releases and California Opinion Indexes Field News Releases and California Opinion Indexes Field News Releases and California Opinion Indexes

Explore Field May 6, 2011www.ssric.org46

May 6, 2011www.ssric.org 10 MINUTE BREAK! 47

May 6, 2011www.ssric.org48 The Roper Center for Public Opinion Research

May 6, 2011www.ssric.org49 Roper Express Roper Explorer iPoll

May 6, 2011www.ssric.org50 Searching for Data Sets Hover over Quick Links Then click “Search for Datasets”

May 6, 2011www.ssric.org51 Sign In

May 6, 2011www.ssric.org52 Sign In

May 6, 2011www.ssric.org53 Searching for Data Sets  Specify Keywords Keywords Date range Date range Country Country

May 6, 2011www.ssric.org54 Searching for Data Sets Enter Search Terms Click on “Search”

May 6, 2011www.ssric.org55 Search Results Download Data Examine Questions Online Analysis

May 6, 2011www.ssric.org56 Dataset Abstract Study Description Download Data

May 6, 2011www.ssric.org57 Downloading the Files Click on “Download Dataset” Click on SPSS portable file

May 6, 2011www.ssric.org58 Downloading the Files

May 6, 2011www.ssric.org59 What if nothing is available?  Some documentation and/or data sets are not available on-line. If you are interested in one of these, the survey number and the title to: Ed Nelson at

May 6, 2011www.ssric.org60 View Questions in iPOLL

May 6, 2011www.ssric.org61 Get Question Details

May 6, 2011www.ssric.org62 Question Details

May 6, 2011www.ssric.org63 Online Analysis

May 6, 2011www.ssric.org64 Run Analysis

May 6, 2011www.ssric.org65 Analysis - Results

May 6, 2011www.ssric.org66 More About iPOLL  Data base of over 500,000 questions  Includes frequency distributions allowing students to do trend analysis online  You will not need a user name or password from on- campus, since the CSU will be IP authenticated. You will be prompted for your address

May 6, 2011www.ssric.org67 Log in to iPOLL

May 6, 2011www.ssric.org68 Searching iPOLL  Search for keyword  Click on Boolean or Wildcard for help  Let’s search for relig% (note: % is the wildcard)  Select the topic of religion  Use date from 1/1/2000 to today’s date

May 6, 2011www.ssric.org69 Search

May 6, 2011www.ssric.org70 Results

May 6, 2011www.ssric.org71 Instructional Resources Click here Then choose one of these

May 6, 2011www.ssric.org72 Fundamentals of Polling

May 6, 2011www.ssric.org73 Analyzing Polls

May 6, 2011www.ssric.org74 Teaching Tools

May 6, 2011www.ssric.org75 Other Roper Resources  SSRIC Roper Guide SSRIC Roper Guide SSRIC Roper Guide

Explore Roper May 6, 2011www.ssric.org76

Teaching with Data Online Resources  Survey Documentation and Analysis (SDA)  Teachingwithdata.org  ICPSR Teaching and Learning Resources May 6, www.ssric.org

Survey Documentation and Analysis (SDA)  Overview  What is online analysis?  Available SDA data sets  Available Statistical procedures  Using SDA May 6, www.ssric.org

What is Online Analysis?  “Online data analysis" refers to the ability to perform statistical analysis using special Web-based software as an alternative to downloading data into a statistical package on your computer. May 6, www.ssric.org

Data sets used in SDA Analysis  From the SDA main page, click on Archive Tab to see a list of datasets available through Website, for example:  General Social Survey (GSS) Cumulative Datafile ( )  American National Election Survey (ANES) Cumulative Datafile ( ).  U.S. Census microdata (PUMS)  List of other sources for SDA data sets: ( May 6, www.ssric.org

Available Statistical Procedures in SDA  Frequencies and cross-tabulation  Comparison of means  Correlation matrix  Comparison of correlations  Multiple regression  Logit/Probit regression May 6, www.ssric.org

Using SDA-Quick Tables Political party identification by race  Quick Tables have variables pre-set for illustration purposes  Click on GSS Cumulative Datafile Quick Tables  Click on Politics and Voting by Background Variables  Political party will appear in the first box; in the second box change gender to race May 6, www.ssric.org

Using SDA-Quick Tables, cont.  Below race, next to “Limit the table to a certain year or decade” scroll through the drop-down selection and select 2010  Under “Chart Options” choose Bar Chart  Choose yes by clicking on the box next to “show percents”  Click on Create the Table May 6, www.ssric.org

Using SDA: Analysis  Click on GSS Cumulative Data File  The default page appears for Frequencies/ Crosstabs  Other types of Analysis (e.g. comparison of means and regression) can be accessed through the Analysis tab in top left corner May 6, www.ssric.org

Using SDA: Crosstabs Does intensity of religious affiliation determine views of pornography laws?  In the Search box above the list of variables, enter RELITEN, then click Go  On the next screen, click on the link for RELITEN; this will place it in the Selected box on the main crosstabs page  Once RELITEN is in the Selected box, click on View next to that box to read the question  Below the Selected box on the main page, click on Col to bring RELITEN to the column box on righthand analysis section May 6, www.ssric.org

Using SDA: Crosstabs  Repeat this procedure for the variable PORNLAW  Since PORNLAW is the dependent variable, once PORNLAW is in the Selected Box click on Row  Under Table Options, check Summary statistics and Question text (Color coding should already be checked)  Under Chart Options, click on Pie chart in the drop down menu  Click on Run the Table May 6, www.ssric.org

May 6, www.ssric.org

May 6, www.ssric.org

Teachingwithdata.org  Overview:  NSF-funded project to help instructors increase quantitative literacy of students in a range of social science disciplines  Under Data Resources under Tables & Figures click on Exercises with Data  Return to the main page and search for resources by discipline or subject. May 6, www.ssric.org

ICPSR Teaching and Learning Resources  Log-in to your ICPSR account  Click on Teaching & Learning  Click on link for On-line learning center  At the next screen, click on Browse by Subject  Scroll down and click on partisanship and then on partisanship again. A “Data-driven learning guide” should pop up May 6, www.ssric.org

ICPSR Teaching and Learning Resources  Return to the main Teaching & Learning page  Scroll down to Web-based Instructional Modules and choose Voting Behavior in the 2008 Election, then click again on the icon for 2008 election.  This is a complete module on the 2008 American National Election Survey (ANES) with integrated data analysis exercises using SDA May 6, www.ssric.org

ICPSR Teaching and Learning Resources  Explore the module by completing Exercise 1, Part A with your knowledge of SDA May 6, www.ssric.org

May 6, 2011www.ssric.org93 Other Workshops

May 6, 2011www.ssric.org94 Workshops on SPSS   SPSS – introductory workshop Creating SPSS data file Transforming data Descriptive statistics   SPSS – intermediate workshop Crosstabulations Using means Correlation and regression Charts

May 6, 2011www.ssric.org95 Workshop on Online Statistical Analysis   SDA (Survey Documentation and Analysis) Requires no site license Extremely easy to learn Excellent for classes where you want to introduce students to statistical analysis Tools available – frequencies, crosstabulations, correlation and regression

May 6, 2011www.ssric.org96 Workshop on Data in the Classroom   Statistical literacy – issues and examples Causality Experimental and survey design Unintentional consequences Sampling and statistical inference Change over time   Where do we get the data?