Question

HELP DEW IN 15 MINUTES A random sample was taken to determine whether students from a certain classroom prefer to shop at Store A, Store B, or Store C. Which of the following would represent a random sample?
selecting all the students that have a last name that begins with R
selecting all the girls
putting all the names in a hat and selecting six students
putting all the names in alphabetical order and selecting every fourth student

Answer 1

putting all the names in a hat and selecting six students because no one knows which names are going to be pulled out.