SPSS Surviving Manual: Getting Started Flashcards
3 Main Types of Validity
- Content Validity
- Criterion Validity
- Construct Validity
It refers to the adequacy with which a measure or scale has sampled from the intended universe or domain of content.
Content Validity
It concerns the relationship between scale scores and some specifies, measurable criterion.
Criterion Validity
It involves testing scale against a single criterion but in terms of theoretically derived hypotheses concerning the nature of the underlying variable or construct.
Construct Validity
2 types of Construct Validity
- Convergent Validity (Related)
- Discriminant Validity (Unrelated)
2 indicators of Reliability
- Test-Retest Reliability
- Internal Consistency
Also referred to as temporal stability and is assessed by administering it to the same people on two different occasion calculating the correlation between the two scores obtained.
Test-Retest Reliability
The degree to which the items that make up the scale are all measuring the underlying attribute.
Internal Consistency
The most commonly used statistic where it provides an indication of the averages correlation among all of the items that make up the scale.
Cronbach’s Coefficient Alpha
The summary of the instructions you will use to convert the information obtained from each subject or case into a format that SPSS can understand.
Codebook
5 Main Windows of SPSS
- Data Editor
- Viewer
- Table Editor
- Chart Editor
- Syntax Editor
It displays the contents of your data fi le, and in this window
you can open, save and close existing data fi les, create a new data fi le, enter data, make
changes to the existing data fi le, and run statistical analyses.
Data Editor
This window displays the results of the analyses you have conducted, including tables and charts.
Viewer
2 Parts of Viewer
- Outline/Navigation Pane
- Results of the Analyses
This editor is used to change the look of your table, the size, the fonts used and the dimensions of the columns.
Pivot Table Editor
This window can modify the appearance and format of your graph, change the fonts, colors, patterns and line markers.
Chart Editor
It is a good way of keeping record of what commands you have used, particularly when you need to do a lot of recording of variables or computing new variables.
Syntax
It allows you to copy and paste commands, and to make modifications to the commands generated by SPSS.
Syntax Editor
A menu for any additional information with quite complex instructions to follow.
Command Syntax Reference
5 Standard Buttons in Dialogue Box
- OK
- Paste
- Reset
- Help
- Cancel
It is where you will be asked for further information.
Dialogue Box
Click on this button when you have selected your variables and are ready to run the analysis or procedure.
OK
This button is used to transfer the commands that SPSS has generated in this dialogue box to the Syntax Editor.
Paste
This button is used to clear the dialogue box of all the previous commands you might have given which you last used this particular statistical technique or procedure.
Reset
Clicking on this button closes the dialogue box and cancels all of the commands you may have given in relation to that technique or procedure.
Cancel
Click on this button to obtain information about the technique or procedure you are abut to perform.
Help
