Simple Events
Test Questions
Experimental vs Theoretical
Probability
100
A cup has sticks numbered 1 through 13. What is the probability of an odd number?
7/13?
100
You are presented with the numbers 1-20 in a bag. If you randomly pick a number, what is the probability it will be a prime number?
2/5
100
Using your math classmates, you take a survey of how many students own Air Jordan's and then apply that to the whole LJ population. Experimental or theoretical?
Theoretical
100
A bag contains 3 red, 2 green, 5 yellow, 8 black, 4 purple marbles. What is the theoretical probability of drawing a yellow or purple marble?
9/22
200
A spinner has 6 equal sections, red, blue, yellow, green, orange, and pink. What is the probability that the spinner will land on yellow?
1/6?
200
Ana is randomly choosing a card from a standard deck. What is the probability that she chooses a card that is red and a multiple of three?
3/26?
200
Mia tosses a coin and gets heads 7 times out of 20. Is this theoretical or experimental?
Experimental
200
You decide to roll a die. What is the probability that a 2 or 5 land face up on the next roll?
1/3
300
A spinner has 10 equal sections, 1,2,3,4,5,6,7,8,9, and 10. If the spinner is spun, what is the probability of spinning a number less than 7?
3/5?
300
You are presented with the word V-I-R-G-I-N-I-A. If you randomly pick a letter from this word, what is the probability it will be a vowel?
1/2
300
The probability of drawing a face card from a standard deck of cards is 3/13. Is this theoretical or experimental probability?
Theoretical
300
Beth will reach into the bag and randomly choose 1 balloon. What is the probability she will choose a blue balloon?
2/11
400
A drawer contains 20 socks: 8 blue, 4 green, 6 black, and 2 white. What is the probability of picking out a blue sock?
2/5
400
Kelli's wallet contains six $1 bills, four $5 bills, two $10 bills and three $20 bills. If Kelli randomly removes a bill, what is the possibility that it is at least $5?
3/5
400
A heart is randomly chosen from a deck of cards 7 out of 12 times. What is the experimental probability?
7/12?
400
Students at Oakton HS were asked to name their favorite sport. What is the experimental probability in percent that a student selected soccer?
21%
500
Ms. Rojek and Ms. Angelova's class has 20 boys and 12 girls. What is the percent chance that they will choose a girl to answer a question?
37.5%
500
A box of pizza contains three cheese slices, seven pepperoni slices, and five supreme slices. Jason randomly chooses a slice. What is the P( cheese or supreme)?
8/15
500
A heart is randomly chosen from a deck of cards 7 out of 12 times. What is the theoretical probability?
1/4?
500
A magician asks you to pick a card from a standard deck of cards. What is the probability of picking either an ace or a king of hearts?
5/52