Vocabulary
The total number of outcomes for a specific probability
I have a bag of 5 gluten free Oreos. What is the probability that I will choose a gluten free Oreo out of my bag?
What is 5/5 or 100%?
Grandpa Hill has a bag of coins. The bag contains 5 silver dollars, 6 quarters, 2 dimes, and 2 nickels. He is going to let his granddaughter Laynee randomly select and keep 2 coins from the bag one at a time without replacement.
What is the probability that Laynee will select a silver dollar both times?
What is 1/9 or 0.11?
Nidhi has a spinner with three equal sections colored turquoise, magenta, and yellow.
She has started to create the following list to represent the sample space for the repeated experiment of spinning the spinner twice.
Fill in the missing elements of the sample space.
What is TM and MY?
The tree diagram represents a coin and a dice thrown at random, what is the total number of possible outcomes?
What is 12?
The specific results of an expirement
What is an outcome(s)?
I have a bag of 5 regular Oreos. What is the probability that I pull a gluten free Oreo out of my bag?
What is 0/5 or 0%?
In a class of 10 students, there are 4 boys and 6 girls. The teacher randomly selects 2 students one after another without replacement to give a presentation.
What is the probability that both selected students are girls?
What is 1/3?
At Sally’s Surf and Turf, the entrees available are lobster or steak. Each entrée has the choice of soup or salad. People who order lobster or steak may choose a side of rice or hash browns.
What is the total sample space of choosing a meal?
What is 8?
Mandy is ordering breakfast. She must choose one breakfast item: cereal or a bagel, and one of four choices for drink: coffee, juice, tea, or water.
How many tree diagrams are needed to show this probability?
What is 2?
A diagram that shows the sample space for a given probability problem
What is a tree diagram?
Wendyam is going to flip a fair nickel once.
What is the probability that the nickel will land on heads?
What is 1/2?
Jennifer has a bag of chips that contains 2 red chips and 1 black chips.
If she also has a fair die, what is the probability that she rolls an even number and pulls a black chip?
What is 1/6?
What is the probability of each outcome on the family tree?
*hint: it can be any outcome, but you're focusing on just one*
What is 1/8?
The chart shows the type of writing utensil and color choices.
Draw a tree diagram that shows all of the possible options.
What is *insert your drawing*?
Probabilities that utilize more than one event
What are compound probabilities?
A bag of marbles contains 18 red, 12 blue, and 20 green marbles.
If a marble is chosen at random, what is the probability that it will be green?
What is 20/50 or 2/5?
What is the probability of spinning an odd number and rolling an even number?
What is 1/4?
The two types of copound probabilities
What are independent and dependent?
Jairo is going to spin the spinner shown once.
What is the probability that the spinner will land on a multiple of 3?
What is 2/8 or 1/4?
Anna is playing a game with her dog, Muffy. There are 9 cups on the table, and Anna places a treat under 5 of the cups.
What is the probability Muffy randomly knocks over 2 of the cups that are covering a treat?
What is 20/72 or 5/18?