Asoft drink manufacturer produces 3120 cans in an 8 hour day. cans are packaged 24 to a case. how many cases are produced each week? each month? (assume one week is 40 hours and one month is four weeks )

Dana wants to identify the favorite professional baseball team of people in her community. she stands outside a local sporting goods store and asks every other person who enters, "what is your favorite professional baseball team? " will the results of her survey be valid? explain.