Posted by **Fakaapo. Suetusi** on Thursday, April 12, 2012 at 7:25am.

A manufacturer makes mobile phone. The manufacturer employs are inspector to check the quality of its product. The inspector tested a random sample of the phone being defective as 0.049. Ashmita buys three of the phones made by the manufacturer. Find the probability that.

1) At least one of the mobile phone is defective.

2) Exactly one of the mobile phone is defective.

Thank you.

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