Simple Probability
The probability of rolling a 6.
1/6
The probability of picking a red card and a black card at the same time.
0
The probability of passing or failing.
1
When would a venn diagram not make sense.
If two events do not overlap.
The probability of flipping a coin.
1/2
The probability of failing and passing?
0
Balls are placed in a bucket. The balls are numbered from 1 to 25. One ball is randomly selected from the bucket. The probability that the ball has a number less than 5 or greater than 18 is?
11/25
If you were to shade a Venn diagram to represent only one of the two shown events, would you shade the right or left sections, the center section, or the left and right sections?
You would shade the right or left sections.
The probability of picking a heart from a deck of cards.
1/4
The probability of rolling a 2 and a prime number with two dice.
1/12
6 blue, 7 green, 9 brown, and 15 yellow M&Ms are placed in a bucket. What is the probability of pulling out a yellow M&M or a blue M&M?
21/37
If the probabilities of two events are presented in a Venn diagram, what does the overlapping center part of the Venn diagram represent?
The overlapping center part of the Venn diagram represents the probability of both represented events occurring.
The probability of picking a 7 from a deck of cards.
1/13
The probability of picking a 7 and a heart in a deck of cards?
1/52
A die is rolled. What is the probability that the number is even or less than 4?
5/6
40 people were asked whether they like coffee, tea or both. 9 people liked neither drink. 24 people liked coffee. 17 people liked tea. Complete the Venn diagram to represent this information and use it to work out the number of people who said they like both tea and coffee.
The number of people who like both tea and coffee is 10.
The probability of picking a red 3 from a deck of cards?
1/26
The probability of rolling a 5 and flipping a tails with a coin.
1/12
The probability of picking a Jack or a Heart but not both?
4/13
Of the 400 people on a flight, 368 have checked baggage, 228 have checked baggage but do not have frequent flier status, and 8 have neither frequent flier status nor checked baggage. Use a Venn diagram to to solve for the probabilities of each event occurring. Answer in percentages.
6% have frequent flier status only, 57% have checked baggage only, 35% have both checked baggage and frequent flier status, and 2% have neither frequent flier status nor checked baggage.