Exploring Simple and Compound Probability

What does a 0% probability indicate about an event?

• The event is certain to happen

• The event is unlikely to happen

• The event might happen

• The event is impossible to happen

If there's a 100% chance of rain, what does it mean?

• It might rain

• It will definitely not rain

• It is certain to rain

• It is somewhat likely to rain

What is the probability of landing on yellow with a spinner divided into 8 equal parts, 2 of which are yellow?

• 25%

• 50%

• 75%

• 100%

How do you calculate the probability of not landing on red when 7 out of 8 parts of the spinner are not red?

• 12.5%

• 25%

• 87.5%

• 75%

What is the simplified fraction for the probability of landing on yellow?

• 2/8

• 1/4

• 1/2

• 3/8

What does compound probability involve?

• Calculating percentages only

• One event happening

• Events happening by chance

• Two or more events happening sequentially

What is the probability of spinning a 2 and then a red on a spinner with 8 equal parts?

• 1/8

• 1/16

• 1/32

• 1/64

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

• By subtracting one probability from the other

• By adding their probabilities

• By dividing one probability by the other

• By multiplying their probabilities

What is the probability of landing on purple and then on blue?

• 1/32

• 1/4

• 3/64

• 3/32

In compound probability, if the first event has a probability of 1/8 and the second event also has a probability of 1/8, what is the combined probability?

• 2/8

• 1/64

• 1/16

• 1/4