Question

Draw three cards without replacement from a deck of cards. Let H be the number of...

Draw three cards without replacement from a deck of cards. Let H be the number of hearts and S the number of spades drawn.

(a) Find the joint pmf of (H, S)

(b) Find P(H = S)

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Answer #1

a) Note hat, a deck contains 52 carrds. The number o ways 3 car d s can be da wihou weplacement from 52 cand s mS2 ar ds tterThe numben of othen cards - 52-(13 +13) 26 Now, he nunben of way s3 cards ean be drawn sueh hat there avex number of earts, y1 3 2 6 3-0-0 5 2 2 1 3 1 3 9) 5 2 2 6 0 0 4 394 22100 22 100 6994 - 03)65. 2 2 100

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