In an Experiment Where the Means of 6 Groups Are

Multiple Choice

In an experiment where the means of 6 groups are being tested 2 at a time,______ tests are conducted.If each test is analyzed using an α = 0.01,the probability that at least 1 Type I error will be committed is ______.

A) 12; 0.12
B) 12; 0.88
C) 15; 0.14
D) 15; 0.86
E) 36; 0.30