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3 cards from this section. Quick, good the night before a test.
What is the PMF for tossing a fair coin?
Remember the outcomes: Heads and Tails.
How many distinct outcomes are there when rolling a die?
Think of each side of the die.
What does PMF stand for?
Think about its role in representing probabilities.
A PMF gives probabilities for which type of variables?
Consider the outcomes it addresses.
A biased coin is flipped, resulting in Heads with a probability of 0.7. What is the PMF for this scenario?
Use the complement rule for probabilities.
If you roll two fair six-sided dice, what is the PMF for the outcome of the sum of the numbers?
Think of the individual die outcomes and how to mix them.
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