Qwizdom - Maths Probability

  • 949 views
Uploaded on

Quick Qwizdom Quiz on Maths Probability

Quick Qwizdom Quiz on Maths Probability

More in: Education
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
    Be the first to like this
No Downloads

Views

Total Views
949
On Slideshare
0
From Embeds
0
Number of Embeds
1

Actions

Shares
Downloads
60
Comments
0
Likes
0

Embeds 0

No embeds

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Probability
  • 2. Probabilities are always between 1 and 100
    • True or False
  • 3. Which of these probabilities is not possible?
    • A ¾
    • B 0.5
    • C -1
    • D 73%
  • 4. What is the missing value? A 1 in 12 B 1/12 C 1 out of 12 D 1:12 Colour Red Blue Green Yellow Prob. 5/12 1/12 5/12
  • 5. What is the missing value? Colour Red Blue Green Yellow Prob. 0.4 0.16 0.25
  • 6. What is the missing value? What is the probability of getting Yellow or Blue? Colour Red Blue Green Yellow Prob. 0.4 0.16 0.25
  • 7. What is the missing value? A 1/10 B 1/2 C 1/5 D 9/20 Colour Red Blue Green Yellow Prob. 7/20 3/10 1/4
  • 8. If the probability of it raining tomorrow is 0.56, what is the probability of it not raining?
  • 9. If I throw a dice 300 times, how many times would I expect to get a “2”
  • 10. I flip a biased coin 20 times and get 14 heads. How many heads would I expect to get if I threw it 60 times?
  • 11. The probability of Sharon buying a magazine is 0.4 and the probability of buying a book is 0.2.
    • What is the probability that Sharon buys both?
  • 12. The probability of choosing a red counter out of a bag is 4/7 and the probability of choosing a green counter is 2/5.
    • What is the probability of choosing a red counter, replacing it, and then choosing a green counter?
    • A 8/35
    • B 6/12
    • C 34/35
  • 13. Red Blue 0.8 0.2 What is the missing value? 0.7 ?
  • 14. Red Blue 0.8 0.2 What are the missing letters? A RB B BR C BB 0.7 0.3 0.7 0.3 Red Red Blue Blue P(RR) P(??)
  • 15. Red Blue 0.8 0.2 What is P(RR)? 0.7 0.3 0.7 0.3 Red Red Blue Blue P(RR) P(RB) P(BR) P(BB)
  • 16. Red Blue 0.8 0.2 What is the probability of getting a Red followed by a Blue? 0.7 0.3 0.7 0.3 Red Red Blue Blue P(RR) P(RB) P(BR) P(BB) 0.56
  • 17. Red Blue 0.8 0.2 What is the probability of getting 2 the same colour? 0.7 0.3 0.7 0.3 Red Red Blue Blue P(RR) P(RB) P(BR) P(BB) 0.56 0.24
  • 18. Red Blue 0.8 0.2 What is the probability of getting at least 1 Red? 0.7 0.3 0.7 0.3 Red Red Blue Blue P(RR) P(RB) P(BR) P(BB) 0.56