Probability that cellular call came from company a

Reference no: EM13120838

In a local cellular phone area, company A accounts for 70% of the cellular phone market while company B accounts for the remaining 30% of teh market. of teh cellular calls made with company A, 2% of the calls wil have some sort of interference, while 3% of the cellular calls with company B will have interference. Given that a randomly selected cellular call is that has interference, what is the probability it came from company A.

Reference no: EM13120838

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