Probability of pulling a (2)= ?
Hint: There are 52 cards in a deck with four of each number because there are four suits (diamonds, hearts, clubs, and spades)
What is 1/13 or 7.69%
What is the probability of rolling snake eyes?
(two one's)
1/36 or 3%
What should happen in theory or what you think will happen in an experiment
Theoretical Probability
What is the probability that you will pick a red marble if there are 13 red marbles and 8 blue marbles in the bowl?
13/21
Mr. Barker found the probability of drawing a spade to be 1/5 or 20%. Did he find the theoretical or experimental probability?
Experimental Probability
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red?
1/4 or 25%
Probability to pull the Queen of Hearts?
What is 1/52 or 2%
P(an even number or a 1)
2/3 or 67%
What actually occurs in the experiment.
Experimental Probability
When rolling one die...
P(3)= ?
1/6 or 17%
What is the probability that you will pick 1 red marble and 3 green marbles from a bowl in 4 picks if it contains 14 red marbles, 3 green marbles and you replace the marbles after each pick?
378/83521 (14x3x13x3 / 17^4)
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning purple?
0
Probability of pulling a 4 OR a 7?
what is 2/13 or 15%?
Probability of rolling a 3, 5, or 0?
1/3 or 33%
Who was the first Disney princess?
Snow White
When flipping 2 coins
P(both coins are heads)=
1/4 or 25%
What is the theoretical probability of landing on green or blue?
1/2 or 50%
You have a bag of marbles, four red and five green. What is the probability of choosing red?
(4/9) or 44%
What is the probability that you will pick 1 blue marble and 3 red marbles from a bowl in 4 picks if it contains 1 blue marble and 8 red marbles and you DO NOT REPLACE the marbles after each pick?
336/3024 or 1/9
What is the probability of rolling a six then a number less than 3?
1/18 or 6%
The probability of more than one event occurring -
ex: P(A then B)
Compound Probability
What is the theoretical probability of choosing an R from the word PROBABILITY
0
What is the experimental probability of landing on green or blue?
3/8 or 38%
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red then blue?
1/16 or 6%
Probability of drawing a card with a 2,3 or 4 on it?
What is 3/13 or 23%
P(not a sum of 12)= ?
35/36 or 97%
Set of all possible outcomes
Sample space
What is the theoretical probability of picking a purple marble?
2/11 or 18%
What is the theoretical probability of not landing on green?
3/4 or 75%
What is the probability that you will pick 1 purple marble and 3 green marbles from a bowl in 4 picks if it contains 16 purple marbles and 4 green marbles and you DO NOT REPLACE the marbles after each pick?
384/116280 or 16/4845
Probability (not an ace)= ?
what is 12/13 or 92%?
What is the probability that you will pick 2 blue marbles from a bowl in 2 picks if it contains 9 red marbles and 2 blue marbles and you DO NOT REPLACE the marbles after each pick?
A certain desired outcome
Event
What is the probability of landing on a green, then pulling a red marble, then spinning not orange?
15/176 or 9%
What is the experimental probability of not landing on green?
17/20 or 85%
What is the theoretical probability of rolling a one THEN picking a red card out of a deck of cards
1/12 or 8%
1/6 * 1/2 (half of cards are red so 1/2)