Theoretical vs Experimental
What should happen?
Vocabulary
Probability free for all
Miscellaneous
100
Will you gain the 200 or lose the 200??
After doing an experiment, Seth counted that he scored 7 baskets out of 10. What is his experimental probability?
7/10
Add 200
100
Will you gain the 200 or lose the 200??
Given a 4 color spinner with equal parts (red, blue, yellow, green) what is the probability of spinning red?
1/4
Share the lose(chose a team to lose 200 points with you)
100
The second event is influenced by the first event
Dependent event
100
Will you gain the 200 or lose the 200??
What is the theoretical probability as a percent of flipping "heads" when flipping a fair 2-sided coin?
50%
DUAL: rock paper scissors battle for the 200 points.
(best 2 out of 3)
100
When is the pizza party?
May 17th
200
Kara wants to pick her crush's name out of a hat to be her lab partner. There are 30 people in her class. What is the probability that she will pick his name?
1/30
200
Will you gain the 400 or lose the 400??
Probability of an even number or a 1
(give as a percent, round to the nearest percent.)
67%
Split the gain(chose one time to gain 200 points with you)
200
Will you gain the 400 or lose the 400??
Events that have no influence on each other
Independent
Lose 400
200
Will you gain the 400 or lose the 400??
Probability of rolling a 5, then a 2 (as a fraction)
1/36
Pick a team to rock paper scissors dual for the 400 points
200
Will you gain the 400 or lose the 400??
Solve for x: 4x=16
x=4
Add 400 points to each team that has the right answer on the secretary paper
300
Will you gain the 600 or lose the 600??
What is the probability, as a percent, of rolling an even number on a six sided die three times in a row?
12.5%
Lose 600 points
300
What is the theoretical probability of picking a purple marble?
2/11
300
Will you gain the 600 or lose the 600??
The ratio of actual outcomes to the total number of possible outcomes in repeated trials
Experimental Probability
Rock paper scissors dual
300
What is the experimental probability of not landing on green as a percent?
85%
300
What is your teachers favorite foods?
Look at the teacher.
400
What is the experimental probability, as a percent, of spinning a green or blue?
37.5%
400
Will you gain the 800 or lose the 800??
You have a bag of marbles, four red and five green. What is the probability of choosing red, REPLACING IT, then picking a green?
4/9*5/9=20/81
Share the gain with the team with the lowest points (you and the team with the lowest score each get 800 points)
400
Mr. Bakker pulled card for a standard deck of cards and recorded his results below.
Mr. Barker found the probability of drawing a spade to be 1/5 or 20%. Did he find the theoretical or experimental probability?
Experimental
400
Will you gain the 800 or lose the 800??
the probability of flipping a coin to heads, rolling a 7 on a six sided die, then rolling a 3 on a die (as a percent)
0%
Share the lose(pick a team to lose 800 points with you)
400
Will you gain the 800 or lose the 800??
-5x<=34
x>=6.8
Split the lose with the highest team other than you (you and the team with the highest score each lose 400 points)
500
Will you gain the 1000 or lose the 1000??
What is the theoretical probability, as a fraction, of spinning a green or blue?
1/2
Share the gain(you and the team highest score will each get 1000 points)
500
You have a bag of marbles, four red and five green. What is the probability of choosing red, NOT REPLACING IT, then pulling a red again?(answer as a simplified fraction)
4/9*3/8=12/72=1/6
500
Will you gain the 1000 or lose the 1000??
The ratio of the number of ways an event can occur to the total number of equally likely outcomes
Theoretical Probability
Split the gain(you and a team of your choice get 500 points each)
500
Based on the experimental results, if the spinner is spun 160 times, how many times will it land on green
24 times
6/40=x/160
500
Will you gain the 1000 or lose the 1000??
What is the probability of landing on a green, then pulling a red marble, then spinning not orange?(as a fraction)
15/176
Add 1000