Theoretical & Experimental Probability
Freshman - 2, Sophomores - 3, Juniors - 5, Seniors - 4
What is the P(senior)?
What is 2/7?
What is the symbol that means "given" in probability look like?
What is | ?
Ronald has 6 red pencils, 4 green pencils and 5 blue pencils. If he picks out one pencil without looking, what is the probability that he picks a green pencil?
What is 4/15 ?
Favorite Fruit
Fruit Number of responses
apple 12
pear 25
banana 11
What is the probability of choosing a pear?
What is 25/48 ?
What is the probability of rolling a dice 3 times and getting a 4 each time?
What is 1/216 ?
The conditional probability of an event is 34/845. What is this probability as a percent to the nearest hundredth?
What is 4.02% ?
A number is chosen at random from 1 to 10. Find the probability of selecting a multiple of 2.
What is 5/10 or 1/2?
SUV Sports Car Totals
Male 21 39 60
Female 135 45 180
Totals 156 84 240
What is the probability that any random person would drive a sports car?
What is 84/240 or 7/20 or .35?
A poll was taken to determine how many people had and did not have piercings. The results are shown below in a venn diagram.
What is the probability of being a female and not being pierced?
What is 32/500 ?
Below is a tree diagram that shows how many dishes a restaurant serves with meat and without meat and whether the price is above $10 or below $10.
What is P(< $10 | No Meat)?
What is 10/50 or 1/5 ?
A bag has 42 red marbles, 15 blue marbles, 3 orange, and 8 green marbles. If a marble is chose at random, what is the probability that the marble is not orange?
What is 65/68 ?
Chess Art Debate Film
7th grade 12 16 10 20
8th grade 10 8 15 9
What is P(Film and 8th)?
What is 9/100 or .09 ?
A group of 60 people were surveyed and asked whether what sport they liked to watch best on tv. The results are shown below.
Football Basketball Baseball
Males 40 22 15
Females 12 16 45
Total 52 38 60
What is P(Female and Baseball)?
What is 45/150 ?
A group of students and adults were asked whether they preferred pizza cold or hot for leftovers. The results are shown below in the venn diagram.
What is the probability of a student preferring cold pizza?
What is 94/300 ?
If the probability of an event occurring is 1/4 , what is the probability of its complement?
Left handed Right handed Total
Female 7 46 53
Male 5 63 68
Total 12 109 121
What is the probability of someone being female or left handed?
What is 58/121?
The probability of Ms. Koppin going to bed before 9pm tonight is 60%.
The probability of Mrs. Gutman going to bed before 9pm tonight is .75.
The probability of Mrs. Gutman and Ms. Koppin going to bed before 9pm tonight is 0.4.
What is the probability that Mrs. Gutman or Ms. Koppin go to bed before 9pm tonight?
1st 2nd 3rd Crew Total
Survived 203 118 178 212 711
Died 122 167 528 673 1490
Total 325 285 706 885 2201
What is the probability of a passenger on the Titanic surviving given they were in first class?
What is 203/325 ?