Question

There is an 84 percent chance that the construction of a building will be completed by the required date; on the other hand, there is a 20 per cent chance that ABC, a sub-contractor of the project, is not respecting the delivery date of its contract. However, the odds of completing the building on the required date, as long as the ABC respects its delivery date, are 90 out of 100.

a) What is the probability that the building will be completed on the required date if the ABC subcontractor does not respect its delivery date?
b) What is the probability that ABC will respect its delivery date given that the construction of the building will be completed by the required date?

Answer should be: a) 0.6 b) 0.8571

Answer 1

Constauchion ra Now, oc rifg) : PO-P (COR) (034)-(0.72) _ (o .20 0.2 P(c) C) (o 3) (0.8) o·89