10. A kennel raises purebred dogs. Several litters from one dog produced 16 puppies with the following markings: 4 had a white mark on the head only 3 had a white mark on the forelegs only 5 had a white mark on both head and forelegs 4 had neither mark We are going to select one dog at random. Find the probability of the following a. The dog has a white mark on the forelegs given it has a white mark on the head (3pts) b. The dog does not have a white mark on the head given it has a white mark on the forelegs (3 pts)