There are 25 dogs playing in the dog park. You are a "dog" person and wonder which dog will be the first to come up to you when
you enter the park. There are 15 golden retrievers, 5 pugs, 4 pomeranians, and 1 terrier. What is the probability that the first dog to come over to you will be a pug? I chose 5/25
2. One Psyc 317 class has 10 people in it; another has 50 people in it. The average grade in the 10-person class is 72% (high probability of getting a C); the average grade in the 50-person class is 85% (high probability of getting a B). Which class average is the most reliable?
