A matched-subjects study and independent-measures study both produced a t statistic with df = 16. How many individuals participated in each study?
1) 34 for matched-subjects and 18 for independent-measures
2) 17 for matched-subjects and 18 for independent-measures
3) 17 for matched-subjects and 17 for independent-measures
4) 18 for matched-subjects and 18 for independent-measures