by BlastRoom
Listing the outcomes and finding the probability of an event as a fraction of the sample space.
#probability_and_statistics

40 questions
One question set, multiple game modes. Tap any game to see it in action. Not sure which to pick?
Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.

The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
A fair spinner has 3 equal sectors labeled red, blue, and yellow. A coin is flipped once after the spin. How many outcomes are in the sample space?
One card is drawn from a deck with 4 color cards, and one card is drawn from a second deck with 3 shape cards. All cards are equally likely. How many ordered outcomes are possible?
A fair spinner has 5 equal sectors numbered 1 through 5. After one spin, a token is chosen from 2 shapes, circle or square. How many outcomes are in the sample space?
A fair spinner has 3 equal sectors labeled A, B, and C. A fair four-sided die has faces numbered 1 through 4. For one spin followed by one roll, how many outcomes have an even number on the die?
A coin is flipped once, then a fair six-sided die numbered 1 through 6 is rolled. How many outcomes are in the sample space of the flip followed by the roll?
A box has 2 route cards labeled North and South. Another box has 5 song cards labeled A through E. One card is drawn from each box. How many ordered outcomes can occur?
A fair color spinner has 4 equal sectors: red, blue, green, and yellow. A fair letter spinner has 3 equal sectors: A, B, and C. Each is spun once. How many outcomes in the sample space include red?
A bag has 3 same-size cards labeled N, E, and S. One card is drawn, then a fair coin is flipped once. What is the probability of drawing E and flipping heads?
A bag holds 5 red marbles, 3 green marbles, and 4 yellow marbles, all the same size. One marble is drawn at random. Give the probability that it is green, as a fraction in lowest terms.
A spinner has 8 equal sectors: 3 orange, 2 purple, and 3 gray. It is spun once. Give the probability of orange, as a fraction in lowest terms.
A box has 2 black tiles, 5 white tiles, and 5 blue tiles, all equally likely to be drawn. One tile is drawn. Give the probability of white, as a fraction in lowest terms.
A fair 10-sided die has faces numbered 1 through 10. It is rolled once. Give the probability of rolling a multiple of 3, as a fraction in lowest terms.
A bowl has 6 strawberry candies, 4 lemon candies, and 5 grape candies, all the same size. One candy is chosen at random. Give the probability of lemon, as a fraction in lowest terms.
A spinner has 12 equal sectors: 5 stars, 4 triangles, and 3 circles. It is spun once. Give the probability of landing on a star, as a fraction in lowest terms.
A bag contains 7 blue chips, 3 red chips, and 2 green chips, all the same size. One chip is drawn at random. Give the probability of blue, as a fraction in lowest terms.
A box has 3 tiles labeled A, 4 tiles labeled B, and 2 tiles labeled C. All tiles are equally likely to be drawn. Give the probability of C, as a fraction in lowest terms.
A spinner has 7 equal sectors: 1 red, 2 blue, and 4 yellow. It is spun once. Give the probability of blue, as a fraction in lowest terms.
A jar has 8 silver beads, 1 gold bead, and 3 bronze beads, all the same size. One bead is chosen at random. Give the probability of silver, as a fraction in lowest terms.
A bag holds 2 red buttons, 8 green buttons, and 5 blue buttons, all the same size. One button is chosen at random. Give the probability of green, as a fraction in lowest terms.
A fair 20-sided die has faces numbered 1 through 20. It is rolled once. Give the probability of rolling a number greater than 15, as a fraction in lowest terms.
Two fair six-sided dice are rolled, and the two numbers showing are added. Give the probability that the sum is 7, as a fraction in lowest terms.
Two fair six-sided dice are rolled, and the two numbers showing are added. Give the probability that the sum is 10, as a fraction in lowest terms.
Two fair six-sided dice are rolled. Give the probability that the numbers are doubles, as a fraction in lowest terms.
Two fair six-sided dice are rolled. Give the probability that at least one die shows 6, as a fraction in lowest terms.
Two fair six-sided dice are rolled. Give the probability that the product of the two numbers is even, as a fraction in lowest terms.
Two fair six-sided dice are rolled, and the two numbers showing are added. Give the probability that the sum is less than 5, as a fraction in lowest terms.
Two fair six-sided dice are rolled. Give the probability that the dice match and the matching number is odd, as a fraction in lowest terms.
Two fair six-sided dice are rolled, and the two numbers showing are added. Give the probability that the sum is 8, as a fraction in lowest terms.
Two fair six-sided dice are rolled. Give the probability that the first die is greater than the second die, as a fraction in lowest terms.
Two fair six-sided dice are rolled. Give the probability that both numbers are greater than 3, as a fraction in lowest terms.
A coin is flipped, then a fair spinner labeled A, B, and C is spun. Using H and T first, then A, B, or C, what is the complete sample space?
A family has two children, and each child is recorded in birth order as B for boy or G for girl. What is the complete sample space?
A snack card, F for fruit or Y for yogurt, is drawn. Then a drink card, W for water, M for milk, or J for juice, is drawn. What is the complete sample space in snack-drink order?
A fair spinner has four equal sectors labeled 1, 2, 3, and 4. It is spun twice, and the sum of the two numbers is recorded. What is the complete sample space of sums?
A coin is flipped three times. Using H for heads and T for tails in order, what is the complete sample space?
A fair eight-sided die has faces numbered 1 through 8 and is rolled once. How many outcomes make up the event that the number rolled is a factor of 8?
A fair 10-sided die has faces numbered 1 through 10 and is rolled once. How many outcomes make up the event that the number rolled is prime?
A fair 12-sided die has faces numbered 1 through 12 and is rolled once. How many outcomes make up the event that the number rolled is a multiple of 4?
A box has 15 same-size cards numbered 1 through 15. One card is drawn at random. How many outcomes make up the event that the number is less than 5 or greater than 12?
A fair spinner has 9 equal sectors numbered 1 through 9. It is spun once. How many outcomes make up the event that the number is odd and greater than 4?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.

Pick a tile, answer, hit bonuses and steals.
Complements and At Least One
40 questions