Exploring the Probability of Independent Events

When multiplying fractions, what do you multiply together?

• Numerator times numerator and denominator times denominator

• Only numerators

• Only denominators

• Denominator times numerator

What defines an independent event in probability?

• When the outcome of one event does not affect another

• When the outcome of one event affects another

• When two events happen at the same time

• When an event has multiple outcomes

What is the probability of flipping a coin and getting tails?

• 2/3

• 1/4

• 1/2

• 1/3

If two number cubes are rolled, what is the probability of the first showing a 2 or 3 and the second showing an odd number?

• 1/6

• 1/3

• 1/4

• 1/2

What is the probability of selecting a black card from a standard deck?

• 1/3

• 1/2

• 1/4

• 2/3

What is the probability of rolling a 2 or 3 on a six-sided die?

• 1/6

• 1/3

• 1/2

• 2/3

How do you calculate the probability of two independent events both happening?

• Add their probabilities

• Subtract one probability from the other

• Multiply their probabilities

• Divide one probability by the other

What is the probability of Dexter selecting a five dollar bill twice, with replacement?

• 1/4

• 1/2

• 1/8

• 1/16

What is the probability of all counters landing yellow side up when Mrs. Weiss dumps them out?

• 1/8

• 1/16

• 1/4

• 1/2

If Jamal conducts his coin experiment 100 times, how many times can he expect to select two pennies?

• 9 times

• 50 times

• 25 times

• 36 times