Question: 5. The Source in Jackson Square sells iPads with scroll wheels that fail in 0.5% of the units. They just received a shipment of 50

5. The Source in Jackson Square sells iPads with scroll wheels that fail in 0.5% of the units. They just received a shipment of 50 iPads. a. What is the probability that at most two of the iPads in the shipment will be defective? [4] b. How many customer returns should The Source expect to have from this shipment (i.e. what is the expected number of defective iPads)? [2]
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