Author Question: For a two-factor experiment with two levels of factor A and three levels of factor B and n = 10 ... (Read 70 times)

chandani · **on:** Jun 20, 2018

For a two-factor experiment with two levels of factor A and three levels of factor B and n = 10 subjects in each treatment condition, how many participants are in each level of factor B?

A) 10
B) 20
C) 30
D) 60

Question 2

A normal distribution has a mean of = 70 with = 12. If one score is randomly selected from this distribution, what is the probability that the score will be less than X = 55?

A) 0.3944
B) 0.1056
C) 0.8944
D) 0.7888