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The probability that a single bit will be in error on a typical public telephone line using 4800 bps modem is 10 to the power -3. if no error detection mechanism is used, the residual error rate for a communication line using 9-bit frames is approximately equal to a. 0.003 b. 0.009 c. 0.991 d. 0.999 e. none of the above

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The probability that a single bit will be in error on a typical public telephone line using 4800 bps...
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