Faith, Fiala, Cavell, and Hughes (2011) examined the impact of a mentoring program for elementary school-aged children on attitudes that mentors and children have about mentoring. In their study, they reported that children's and mentor's ratings of the openness of the mentor significantly decreased from before to following the mentoring program, t(101) = 12.51.
(a) What was the sample size for this test?
(b) Was a repeated-measures or a matched-pairs design used in this study?
(c) Compute eta-squared for the effect reported.