Q.
A study employed two groups, matched on intelligence, each group with 30 subjects. Each subject was required to learn a list of CVC trigrams and the number of trials required to learn the list was the dependent variable. What would be the degrees of freedom if a suitable t test is used to evaluate the mean difference ?
[A] 29
[B] 30
[C] 58
[D] 60
Answer & Explanation
Answer: 29