Mathematics

Hector Rangel

31 May, 21:12

A company is about to launch a new cell phone model. In the past, 40% of its cell phones have launched successfully. Before any cell phone is launched, the company conducts market research and receives a report predicting favorable or unfavorable sales. In the past, 70% of successful cell phones and 20% of unsuccessful cell phones received favorable reports.

What is the probability that the new cell phone will receive a favorable report, given that the cell phone launch is successful?

0.45

0.54

0.64

0.70