2.3. Summary

Try these first

1. 1.

   What is a random experiment?

   Hint

   Think of an example like tossing a coin.

2. 2.

   Define sample space.

   Hint

   Remember the symbols S or Ω.

3. 3.

   What does the sample space represent in a random experiment?

   Hint

   Think about all the results you could get.

4. 4.

   True or false: A compound event can have only one outcome.

   • True
   • False

   Hint

   Remember the definition of a compound event.

5. 5.

   A box contains 3 red, 2 blue, and 5 green balls. Define the sample space for randomly selecting one ball and identify if drawing a blue ball is a simple or compound event.

   Hint

   Think about the outcome of choosing just one ball.

6. 6.

   In a single roll of a die, what is the probability of rolling an odd number or a number greater than 4? Calculate this using events and their probabilities.

   Hint

   Identify all the outcomes in both event sets before calculating.