In which part of the male duct system do sperm get mixed with fluids to form semen?
a. epididymis
b. vas deferens
c. ejaculatory ducts
d. urethra
Question 2
A random sample is one in which observations are drawn so that
a. the sample is large
b. the subjects are selected randomly from a phone book
c. each possible sample of that size has an equal chance of being selected
d. all of the above