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OpenStudy (anonymous):
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
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OpenStudy (anonymous):
@Jesstho.-. i think its b
OpenStudy (anonymous):
Yes, you're right.
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