SPSS: Reliability Assignment
Liberty U. Student
Department of Psychology, Liberty University
Author Note
Correspondance concerning this assignment should be addressed to Liberty U. Student, 1971 Univeristy Blvd., Lynchburg, VA 24515. Email: lustudent@liberty.edu
SPSS: Reliability Assignment
Table 1 Comment by Swain, Matthew Stephen (Psychology): Be sure to follow APA guidelines for the table. I have basically given you that much here. Be careful when transferring information from SPSS to here.
Cronbach’s Alpha for the Total RBI Scale and Five Subscales
Scale
N
# of Items
Alpha
Disagree
450
10
.94
Mindreading
450
8
.72
Change
449
8
.67
Sexual
444
6
.82
Sexual Differences
442
6
.86
Summary Comment by Swain, Matthew Stephen (Psychology): You will be expected to not simply report the statistics but explain what they mean. Which scale was the worst in terms of reliability? Are there any suggestions you have to improve reliability (i.e., remove certain items or add more items)?
The Relationship Beliefs Inventory (RBI) consisted of five different subscales: (a) disagreement is destructive, (b) mind-reading is expected, (c) partners cannot change, (d) sexual perfectionism, and (e) the sexes are different. Cronbach’s alpha was calculated as a measure of… For the total scale, Cronbach’s alpha was… Alphas for the subscales ranged from… These Alpha values indicated…