When a computer disk manufacturer tests a disk, it writes to the disk and then tests it
Chapter 3, Problem 3-102(choose chapter or problem)
When a computer disk manufacturer tests a disk, it writes to the disk and then tests it using a certifier. The certifier counts the number of missing pulses or errors. The number of errors on a test area on a disk has a Poisson distribution with 0.2. (a) What is the expected number of errors per test area? (b) What percentage of test areas have two or fewer errors?
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