Selecting Statistics  



Statistical Test

(none)

Statistical Measure

t-test for paired observations

Notes

The t test for paired observations is appropriate for parallel measures from matched cases as well as for repeated measures on a single set of cases.

Hays, W. L. Statistics for the Social Sciences. Second edition. New York: Holt, Rinehart, and Winston, 1973. p. 424

SPSS: T-TEST

SAS: MEANS (Requires that the data analyzed be the differences between the paired observations)