# Dependent Samples - Survey Reporter Column Proportions Test

Where and are the two proportions, and are the effective sample sizes, and are the weighted sample sizes, is Pearson's Product Moment Correlation for the overlapping sample and is the effective sample size that overlaps between the two samples, the test statistic is:

,

where:

- , and
- .

Note that if wishing to replicate results from IBM SPSS Data Collection products (including Survey Reporter and Quantum) additional settings need to be modified (see How to Replicate Survey Reporter Significance Tests).

Also note that if the *Independent* version of the test is conducted instead.