Indicate which of the following choices best identifies the hypothesis test.
A. Independent group means, population standard deviations and/or variances known
B. Independent group means, population standard deviations and/or variances unknown
C. Matched or paired samples
D. Single mean
E. 2 proportions
F. Single proportion
According to a YWCA Rape Crisis Center newsletter, 75% of rape victims know their attackers. A study is done to verify this.