1. "adults who stutter; responses to cognitive stress," published in the journal of speech and hearing research in 1994, reported speech rate, in words per minute, for nine stutterers under conditions of stress.
if a comparison is to be made between these and speech rates under conditions of stress for nine non-stutterers, which design would this be?
a. one sample
b. paired two-sample
c. independent two-sample
d. several sample