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2 marksProbability Theory

CAPE Applied Mathematics Unit 1 · 2022 · Paper 2 · Question 3(a)(ii)

Results of education levels of a sample of 200 adults categorized by gender are given in a contingency table.

Find the probability of selecting a woman, given that she has tertiary education.

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Other parts of this question

  1. 3(a)(i)If an individual is selected at random, find the probability of selecting a person who has primary education.[2 marks]
  2. 3(a)(iii)Find the probability of selecting a person with secondary education, given that the person is a male.[2 marks]
  3. 3(a)(iv)Determine if secondary education is independent of gender.[4 marks]
  4. 3(b)A company manufactures three brands of vehicles, A, B and C. The percentage of customers that purchases each of these vehicles is 35%, 50% and 15%…[3 marks]
  5. 3(c)(i)Calculate the value of k.[3 marks]
  6. 3(c)(ii)Sketch the graph of f(x).[3 marks]
  7. 3(c)(iii)Determine the upper quartile.[2 marks]
  8. 3(c)(iv)Determine P(1/2 <= X <= 2).[4 marks]

More practice: the rest of this paper · more Probability Theory questions · all CAPE Applied Mathematics Unit 1 past papers