Question: 1. An experiment consists of flipping two coins and then rolling two dice. E is the event that at least one coin comes up heads. U is the event that at least one die comes up 6. Determine whether these events are independent.
2. An experiment consists of picking two cards from a standard deck, with replacement. E is the event that the first card drawn was a king. U is the event that the second card drawn was an ace. Determine whether E and U are independent.