topic badge

11.04 Conditional probability

Adaptive
Worksheet

Interactive practice questions

In a bag, there are $3$3 yellow marbles and $4$4 green marbles.

A marble is randomly selected from the bag and it turns out to be yellow.

The marble is not put back into the bag.

Which of the following events are affected by this? Select all correct options.

The chance of selecting a yellow marble next time

A

The chance of selecting a black marble next time

B

The chance of selecting a blue marble next time

C

The chance of selecting a green marble next time

D
Easy
< 1min

Charlie is going to randomly select a card from a standard deck of cards.

Easy
< 1min

Two dice are rolled.

If one die lands on $4$4, will this affect the chance of the other die landing on $4$4?

Easy
< 1min

A color wheel with a spinner has red, blue and green sections.

If the spinner is spun and lands on green, will this affect the chance of the spinner landing on green next time?

Easy
< 1min
Sign up to access Practice Questions
Get full access to our content with a Mathspace account

Outcomes

G.S.CP.B.2

Find the conditional probability of A given B as the fraction of B’s outcomes that also belong to A and interpret the answer in terms of the given context.*

G.MP1

Make sense of problems and persevere in solving them.

G.MP2

Reason abstractly and quantitatively.

G.MP4

Model with mathematics.

G.MP5

Use appropriate tools strategically.

G.MP6

Attend to precision.

G.MP8

Look for and express regularity in repeated reasoning.

What is Mathspace

About Mathspace