Upload
albert-s-cook-library
View
748
Download
4
Tags:
Embed Size (px)
DESCRIPTION
Citation preview
I have all of this data—So now what?
Joyce GarczynskiCommunications and Development LibrarianTowson [email protected]
Session Preview
Learning the lingo of data analysis Preparing data for analysis Using PASW (SPSS) for analysis Thinking beyond the data Testing the analysis waters for
yourself
http://www.flickr.com/photos/jonnowitts/2429136239/
http://www.flickr.com/photos/jmarty/163916810/
Learning the Lingo
Sample Cases Variable
Independent Variable Dependent Variable
Code Hypothesis
Research Dictionary:
http://bitbucket.icaap.org/
Getting to Know Your Data
Data Representation Uniformly coded? Coded to maximize analysis?
Getting to Know Your Data Level of Measurement
Nominal
Ordinal
Scale
http://www.flickr.com/photos/tupwanders/219087623/
http://www.fistockphot.com
http://www.flickr.com/photos/darrenhester/3911529343/
Importing Data into PASW (SPSS) Importance of using stats program
Import a .csv file or copy and paste
Fill out Variable View
Running Frequencies
Provides values for each variable
For scale variables, can get average, median, etc.
Check to see if import went correctly
Running Frequencies
Running Statistical Tests
Dig deeper into what is happening within your results Formulate hypothesis
Pick the right statistical test Level of Measurement What you are trying to learn▪ Relationship between two variables?▪ Change over time ?
Statistic and significance
Chi-Square
Tests for relationship between two variables
Can be used with nominal, ordinal or scale variables
Sensitive to sample sizes
Chi-Square
Chi-Square
Thinking Beyond the Data
Other explanations for results? Sample Question wording Other variable▪ Correlation ≠ Causation
Decide what action to be taken
Reviewing other librarians’ research Scavenger hunts
http://www.flickr.com/photos/lipkee/527579330/
Practice Data Analysis
Review
Learning the lingo of data analysis Preparing data for analysis Using PASW (SPSS) for analysis Thinking beyond the data Testing the analysis waters for
yourself
http://www.flickr.com/photos/jonnowitts/2429136239/
http://www.flickr.com/photos/jmarty/163916810/
Questions?