Probability and Statistics

1). (2 points) Three numbers average 17.
Two of the numbers are 14 and 21.
What is the third number?




Answer:_______

TEAM NO ____ TEAM MEMBERS:

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2). (1 point) What is the probability of drawing a spade (any spade) out of a deck of 52 cards?

Answer:________

3). (2 points) What is the probability of drawing 2 spades out of a deck of 52 cards?
(Note: This is drawing the second card without replacing the first card.



Answer:________

4). (2 points) In a bag containing 8 red marbles, 6 blue marbles and 4 green marbles, what is the probability of drawing 2 green marbles?

Answer:________

5). (2 points) What is the probability of flipping a coin and having it come up "heads" 5 times in a row?

Answer:________