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…