2 problems (need work shown):

1. A grocery store scanner has a 2% error rate. FInd the probability of 2 errors when yo purchase 40 items.

2. A given brand of computers has a 10% failure rate of screns over the first 2 years of operation. For a sample of 600 computers, find the following:

expected value of the probability distribution:

standard deviation of the probability distribution:

Subject | Mathematics |

Due By (Pacific Time) | 05/05/2013 01:00 pm |

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