All High School Math Resources
Example Questions
Example Question #1 :Independent Random Variable Combination
In a standard deck of cards, with replacement, what is the probability of drawing two Ace of Hearts?
概率的第一高手of hearts:
Probability of drawing second ace of hearts:
这两个概率乘以对方:
Example Question #1 :Identifying Variables And Relationships
In a standard deck of cards, without replacement, what is the probability of drawing three kings?
Start with 52 cards, probability of drawing first king:
Now you have 51 cards. Probability of drawing second king:
Now you have 50 cards. Probability of drawing third king:
Multiply all probabilities:
Example Question #1 :Identifying Variables And Relationships
With a standard deck of cards, what is the probability of picking a spade then a red card if there is no replacement?
In a standard deck of cards:
Example Question #61 :Ap Statistics
Using a standard deck of cards, what is the probability of choosing a single face card?
There arecards in a standard deck:cards insuits. There areface cards (King, Queen, Jack) in each suit, so there aretotal face cards.
Thus the probability of choosing a single face card isor.
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