Introduction to Probability and Statistics

Find the probability that each event occurs: P(coin flip lands on heads)

Find the probability: P(roll a 3 on a die)

Find the probability: P(face card)

Sample space is a collection of all possible outcomes. Find the sample space for the end of rolling an odd number on a die.

Find the sample space of P(land on 10 rolling 2 dice)

Find the sample space of P(pull a spade from a card deck)

Complement: The probability of something NOT occuring. If the probability of you getting to class on time is 0.85, what's the probability that you don't get to class on time?

You have 6 marbles: 2 red, 3 green, 1 blue, and 2 yellow. What is the sample space for picking a marble from the bag?

You have 6 marbles: 2 red, 3 green, 1 blue, and 2 yellow. Find P(red).

You have 6 marbles: 2 red, 3 green, 1 blue, and 2 yellow. Find P(not blue).

Jerry has a 75% chance of catching a red light and 23% chance of catching a green light on his way home from work today. What's the probability that Jerry doesn't catch a green light?

Jerry has a 75% chance of catching a red light and 23% chance of catching a green light on his way home from work today. What's the sample soace for this event?

Jerry has a 75% chance of catching a red light and 23% chance of catching a green light on his way home from work today. What's the likelihood that Jerry catches a yellow light on his way home today?