SCENARIO 5-13 from an Inventory of 48 New Cars Being Shipped to Shipped

Short Answer

SCENARIO 5-13
From an inventory of 48 new cars being shipped to local dealerships, corporate reports indicate that
12 have defective radios installed.
-Referring to Scenario 5-13, what is the probability out of the 8 new cars it just received that,
when each is tested, at least half of the cars have defective radios?