© 2025 Shmoop University, Inc. All rights reserved.
 

Math Shack

< Pick a Different Problem
I'm Feeling Lucky
View Your Progress
0

Simulating Compound Events

Stat-prob

Answer questions correctly to move the progress bar forward. Once the progress bar is complete, you've mastered the topic.
Your browser does not support HTML5 Canvas. To get the most out of Math Shack you will need to upgrade to a more modern browser.
Tom has a 79% chance of waking up with bad hair and wants to keep track of whether he wakes up with bad hair the next two days.

What is the probability that he wakes up with good hair the first day?

Shmootech Simulator 9000

Event Probabilities
bad hair:
50%
good hair:
50%
Outcomes to Count
    Results
    count:
    -
    total:
    -
    percent:
    -
    Run 1000 Times
    %
    Submit
    Where do I start?

    Calculator

    You Will Earn

    10

    Shmoints When You Master This Topic!

    You've already mastered this topic. You can't earn more Shmoints for the same topic, but feel free to keep practicing.

    Got Math Shack feedback? Share it with us!

    Hey Teachers!

    Robeefalo says...

    Make homework fun.

    Send a link to Math Shack. Your students will thank you.

    Give Extra Credit.

    For earning 100 Shmoints. The sky’s the limit.

    Get Support.

    If your school is using Common Core, we are all set up to support you. Click here to learn more.