CAIE S1 2018 November — Question 4

Exam BoardCAIE
ModuleS1 (Statistics 1)
Year2018
SessionNovember
TopicCombinations & Selection
4 Out of a class of 8 boys and 4 girls, a group of 7 people is chosen at random.
  1. Find the probability that the group of 7 includes one particular boy.
  2. Find the probability that the group of 7 includes at least 2 girls.
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Q1 Q2 Q3 Q4 Q5 4 Q6 Q7