out References Mailings Review View Help THURSDAY 22ND OCTOBER 2020 BBA 240 QUANTITATIVE METHODS - Word Tell me what you want to do Edith Nkandu QUESTION THREE I = a. A local Zambian Construction Company is determining whether it should submit a bid for a new shopping mall. In the past, the main competitors for Zambian Construction companies (Chinese Construction Companies) have submitted bids 70% of the time. If a Chinese Construction Company does not bid on a job, the probability that a Zambian Construction Company will get the job is 0.50. If a Chinese Construction Company bids on a job, the probability that a Zambian Construction Company will get the job is 0.25. If a Zambian construction company gets the job, what is the probability that a Chinese construction Company did not bid? [4 Marks] What is the probability that a Zambian construction company will get the job? [5 Marks] b. A stamping device for University of Lusaka reception is not working properly and producing 15% defectives. The defective and no defective stampings proceed from the machine on a random manner. If 4 stampings are randomly collected, find the probability that 2 of them are