Mathematics S1,S2,S3 WST01: Probability Topical Past Paper Questions
Edexcel A Level Mathematics S1,S2,S3 (WST01) past-paper questions on Probability, free. This topic is frequently examined across 12 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
There are 7x counters in a box. The box contains red and black counters only, in the ratio 3:4 Two counters are selected at random, one at a time without replacement, from the box. (a) Complete the tree diagram for this information. 1st counter 2nd counter The probability that th…
Riley has a bag containing 3 white beads and 6 yellow beads only. Two beads are selected at random from the bag, one at a time without replacement. (a) Complete the tree diagram on page 21 (3) (b) Find the probability that exactly one of the beads selected is yellow. Show your wo…
A receptionist receives incoming telephone calls and should connect them to the appropriate department. The probability of them being connected to the wrong department on the first attempt is 0.05 A random sample of 8 calls is taken. (a) Find the probability that at least 2 of th…
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