OCR MEI S1 2012 June — Question 2

Exam BoardOCR MEI
ModuleS1 (Statistics 1)
Year2012
SessionJune
TopicCombinations & Selection

2 An examination paper consists of two sections. Section A has 5 questions and Section B has 9 questions. Candidates are required to answer 6 questions.
  1. In how many different ways can a candidate choose 6 questions, if 3 are from Section A and 3 are from Section B?
  2. Another candidate randomly chooses 6 questions to answer. Find the probability that this candidate chooses 3 questions from each section.