# Chapter 1. Independence Again

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Stat Tutor
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### Question 1.1

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Correct. The face cards in a deck are the Jack, Queen, and King for each of the four suits. There are 12 face cards in the deck of 52, so the probability is 12/52, or 4/13 in lowest terms.
Incorrect. The face cards in a deck are the Jack, Queen, and King for each of the four suits. There are 12 face cards in the deck of 52, so the probability is 12/52, or 4/13 in lowest terms.
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### Question 1.2

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Correct. The face cards in a deck are the Jack, Queen, and King for each of the four suits. Two of the suits (spades and clubs) are black, so there are 6 black face cards in the total 26 black cards.
Incorrect. The face cards in a deck are the Jack, Queen, and King for each of the four suits. Two of the suits (spades and clubs) are black, so there are 6 black face cards in the total 26 black cards.
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### Question 1.3

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Correct. These events are independent. The probability of face card given black card is the same as the probability of face card in the entire deck.
Incorrect. These events are independent. The probability of face card given black card is the same as the probability of face card in the entire deck.
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### Question 1.5

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Correct. These events are not independent. P(Female) = 0.55, which is not the same as P(Female | Undergraduate).
Incorrect. These events are not independent. P(Female) = 0.55, which is not the same as P(Female | Undergraduate).
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