1) What is the probability of getting blue after spinning this wheel? a) 1/2 b) 1/4 c) 1/8 d) 3/8 2) A bag contains 5 blue marbles, 7 white marbles,4 green marbles and 9 black marbles. If one marble will be drawn from the bag, what is the probability that marble is white?   a) 1/5 b) 7/25 c) 6/25 d) 1/2 3) In a sample study of 642 people, it was found that 514 people have a high school certificate. If a person is selected at random, the probability that person has a high school certificate is? a) 0.5 b) 0.6 c) 0.7 d) 0.8 4) In a survey of 364 children aged 19-36 months, it was found that 91 liked to eat chips. If a child is selected at random, the probability that he/she doesn't like to eat chips is? a) 0.25 b) 0.50 c) 0.75 d) 0.80

Probability quiz

bởi
In
Nhúng

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?