2. Input your age data into SPSS and find the real correlation. You will do this with two variables yours and your partners. My variable would be Age_SJ and my partner would be Age_XX. Then, find the Pearson’s correlation (you use this statistic just for continuous variables)
Select the continuous variables you want to correlate. In our example, select Age_SJ and Age_XX.
Click okay and view output.
What was the correlation?
3. Input your categorical variable the same way
a. select analyze
b. select descriptives
c. select crosstabs
d. put Categorical_SJ in rows
e. put Categorical_XX in columns
f. click on statistics
g. click on kappa; then continue
h. Click Okay and view the output.
What was your kappa?
4. Was the inter-rater reliability between your rating and your partner’s higher or lower than you would expect? Was it higher for one variable or another? What contributes to a higher correlation or a lower correlation?
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