Worksheet: Introduction to Probability
In this worksheet, we will practice using probability terms and axioms to understand the concept of probability.
Q3:
What is the probability of a certain event?
Q4:
Given that represents the empty set, what is the value of ?
Q5:
Let denote the sample space of a random experiment. Find .
Q6:
What is the sum of the probabilities of all of the outcomes in a random experiment?
Q7:
Which of the following choices may represent the probability of an event occurring?
- A1.3
- B
- C
- D
Q8:
What is the probability of a family visiting the beach in a given year?
- A1
- BBetween 0 and 1
- C0
Q9:
What is the probability of rolling a number divisible by 7 on a regular dice?
- A
- B1
- C0
- D
Q10:
What is the probability of day coming after night?
- A1
- B0
- Cbetween 0 and 1
Q11:
What is the probability of rolling an even number on a fair die?
- A
- B
- C
- D
Q13:
What is the probability of the pictured spinner stopping on a section which is red?
- A
- B
- C
- D
Q14:
What is the probability of the arrow landing on a section numbered by a perfect square when the given fair spinner is spun?
- A
- B
- C1
- D
Q15:
What is the probability that the pointer lands on a red section when the given fair spinner is spun?
- A
- B
- C
- D
Q16:
What is the probability of the pointer landing on a prime number when the given spinner is spun?
- A
- B
- C
- D
Q17:
What is the probability that the pointer stops on a green section when the given fair spinner is spun?
- A
- B
- C
- D
Q18:
What is the probability that the pointer lands on a section numbered by a factor of 7 when the given fair spinner is spun?
- A
- B
- C
- D
Q19:
What is the probability that the pointer lands on a number greater than 11 when the given fair spinner is spun?
- A
- B
- C
- D
Q20:
What is the probability that the arrow stops on a red section when the pictured fair spinner is spun?
- A
- B
- C
- D
Q21:
A spinner has 9 equal sections labeled from 1 to 9. Determine the probability of the pointer landing on 3.
- A
- B
- C
- D
Q23:
What is the probability of rolling a number divisible by 5 on a fair die?
- A
- B0
- C
- D
Q24:
A fair die is rolled two consecutive times. What is the probability of getting a 1 on the first roll?
- A
- B
- C
- D