Vocab
Odds(definition)
the chances of a favorable outcome.
A jar is filled with 8 pennies, 5 Nickels, and 7 dimes what is the probability of picking a nickel or a dime.
3/5 60% 0.6
A bowl contains12 red 5 blue and 13 yellow marbles find probability of drawing a blue then yellow without replacement
13/174
How many outcomes are there for flipping a coin 5 times
10 Remember use tree diagram in. Answer
Yes or no
no
Possibilities(definition)
every possible outcome.
Mr.Martinez has 4 blue shirts, 6 white shirts, 2 gray shirts. What is the probability he randomly picks a gray shirt?
1/6
If there are 5 colors on a spinner blue, red, pink, green and black what is the probability of spinning a black then a blue
1/25
Blue red orange or green
red
Percentages(definition)
the an amount or probability out of 100
A box contains 6 red marbles, 4 green marbles, 2 blue marbles and 2 yellow marbles. if you pull a marble at random what is the probability it will be green.
0.25 1/4 25%
3 socks in a bag striped dotted and solid what is probability of picking a striped then doted without replacement
1/6
Brownie cookie ice cream or pie
brownie
Independent event(definition)
an event that’s outcome is not influenced by another
A class has18 boys 9 girls what is the probability that a randomly selected student is a girl
1/3
8 snacks in a bag 2 goldfish bags 4 fruit rollups and 2 slim Jim’s what is the chance of picking a goldfish bag then slim Jim with replacement
1/16
Theoretical probability (definition)
the chances of something in theory
There are 28 people in a meeting the probabily of randomly picking a man is 1/7 how many women are in the meeting
24
28 pepole in a room 7 are men what is the chance of picking 2 men in a row without replacement
2/56