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WorksheetsProbability
Total questions: 15
Worksheet time: 51mins
John knows that he should roll a 5 on a dice one out of six times.
When he actually rolled the number cube six times, he rolled a 5 three times.
Which explanation describes this reasoning?
Theoretical probability is 1/6; experimental probability was 1/6
Theoretical probability is 1/6; experimental probability was 1/3
Theoretical probability is 1/6; experimental probability was 1/2
Theoretical probability is 1/6; experimental probability was 5/6
Deborah surveyed customers in a restaurant to find out their favorite meal. The results of the survey are shown in the table. One person in the restaurant will be picked at random. Based on the given information, which statement is true?
This person’s favorite meal is less likely to be hamburger and French fries as it is to be spaghetti.
This person’s favorite meal is four times as likely to be chili as it is to be vegetarian delight.
This person’s favorite meal is more likely to be chili than hamburger and French fries.
This person’s favorite meal is equally likely to be either vegetarian delight or spaghetti.
A board game uses the spinner above. What is the probability that the arrow will not land on an odd number on the first spin?
Bailey rolls a normal dice and flips a normal coin for a probability experiment.
If Bailey rolls the dice once and flips the coin once, which list contains only the outcomes in which the dice lands on a number less than 4?
1, Heads
1, Tails
2, Heads
2, Tails
3, Heads
3, Tails
4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails
1, Heads
1, Tails
2, Heads
2, Tails
3, Heads
3, Tails
4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails
Leticia has two bouquets of flowers. Each bouquet contains 13 daisies.
*Bouquet 1 contains 30 flowers.
*Bouquet 2 contains 13 flowers.
Which statement is true?
The probability of picking a daisy from Bouquet 1 is less than the probability of picking a daisy from Bouquet 2.
The probability of picking a daisy from Bouquet 1 is 1.
The probability of picking a daisy from Bouquet 1 is equal to the probability of picking a daisy from Bouquet 2.
The probability of picking a daisy from Bouquet 1 is 1/3.
What is the probability you spin something larger than 10?
5
3/10
10/15
3/8
Barry rolls a normal dice. Which event is most likely to happen, but not certain?
Rolling a 7
Rolling a 2
Rolling a 2, 3, or a 6
Rolling something larger than 2
Kamala spins this spinner. Which event is the most unlikely to happen, but not impossible?
Spinning an odd number
Spinning a multiple of 3
Spinning a number greater than 5
Spinning an even number
Spinning a number less than 20
You draw a marble from a bag that has 4 red, 3 blue, and 2 green marbles. What is the probability you will not draw a blue marble?
3/9
2/3
7/9
5/6
Deion has two bags of marbles.
In the bag labeled ‘A’, he has 3 green, 4 blue and 10 yellow marbles.
In the bag labeled ‘B’, he has 13 green, 5 blue, and 12 yellow marbles.
Deion wants the bag with the highest probability of selecting a blue marble.
Which of the following statements is true?
It does not matter which bag he chooses because the probabilities are the same.
He should choose Bag B because there are fewer blue marbles.
He should choose Bag A because the probability of selecting a blue marble is higher.
He should choose Bag B because the probability of selecting a blue marble is higher.
The probability of Asher's soccer team winning its next game is 7/10. What is the probability of not winning their next game?
50%
3/10
1/2
impossible
If you spin the spinner 90 times, how many times should the number 3 be selected?
9
15
16
30
Tech Group Corporation accepts 1 of every 20 applicants. What is the probability of NOT being accepted for a job at Tech Group?
1%
5%
19%
95%
The lead scorer on the basketball team has a 4/5 probability of getting the ball in the basket.
If he attempted 30 times to get the ball in, how many baskets would he make in theory?
15
12
24
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