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5 cards from this section. Quick, good the night before a test.
What defines a random experiment?
Think about the three key characteristics discussed.
List the possible outcomes for rolling a die.
Count the faces of the die.
What is a random experiment?
Think about uncertainty in outcomes.
True or False: The sample space of a coin toss is {Heads, Tails}.
Consider the outcomes of tossing a coin.
If a bag contains 4 red balls and 6 blue balls, what is the probability of drawing a red ball? Now consider drawing two balls without replacement. How does the probability change?
Use the formula for probability for both scenarios.
In a game, you draw a card from a standard deck. What is the probability of drawing a heart on your first draw, and how does this change if you draw a second card without replacement?
Consider the total number of hearts and the total remaining cards when calculating the second probability.
7 more questions in this section. Enroll free to practise them all.
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