5 marksContinuous Random Variables
CAPE Applied Mathematics Unit 2 · 2015 · Paper 2 · Question 3(c)
If X ~ Po(20), use a suitable approximation to find P(X ≤ 25).
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- 3(a)(i)Determine the probability that in a random sample of 15 bolts, more than one is defective.[4 marks]
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- 3(b)If X ~ Bin(500, 0.005), use a suitable approximation to find P(X ≤ 2).[5 marks]
- 3(d)If X follows a geometric distribution with probability 0.3, determine the probability that X is less than 4.[3 marks]
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