Scottish 2nd Level Bitesize
Home > Mathematics > Information handling > Probability
Something that is unlikely to happen has a probability of between
0 and 0.5
0.5 and 1
1 and 2
Something that is likely to happen has a probability of between
What is the probability of rolling a 4 with a dice?
What is the probability of getting 'heads' when you toss a coin?
What is the probability of rolling an odd number with a dice?
A coin is thrown three times. It lands on heads twice and tails once. What is the probability that the coin will land on tails with the next throw?
A bag contains 7 buttons. 3 of them are green. What is the probability of picking a green button from the bag?
Something that has an even chance of happening has a probability of
A bag contains just 5 buttons, all of which are blue. What is the probability of picking a red button from the bag?
A bag contains 4 white buttons. How many black buttons must be added so there is an even chance of picking a white button?