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For the ternary ASK system of Problem 8.3.1, what is P[DE], the probability that the receiver decodes the wrong symbol?
Problem 8.3.1
In a ternary amplitude shift keying (ASK) communications system, there are three equally likely transmitted signals {s0,s1,s2}. These signals are distinguished by their amplitudes such that if signal si is transmitted, then the receiver output will be
Where a is a positive constant and N is a Gaussian (0, σN ) random variable. Based on the output X, the receiver must decode which symbol si was transmitted. What are the acceptance sets Ai for the hypotheses Hi that si was transmitted?
Individual scores of a placement examination are normally distributed with a mean of 84.2 and a standard deviation of 12.8.
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assume the random variable x is normally distributed with mean u50 and standard deviation o7. compute pxgt37
Suppose that a random sample of fifteen recently sold houses in a certain city has a mean sales price of $290000 , with a standard deviation of $15,000.
a manufacturer of disk controllers subjects each new controllers to rigorous testing. of newly assembled controllers 84
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to evaluate the success of a 1-year experimental program designed to increase the mathematical achievement of
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Find the minimum sample size needed, using a prior study that found that 36% of the respondents said they have high speed Internet access.
1.Cranberries can be harvested using either a wet method or a dry method.
allen presses the snooze button on his alarm 80 of the time. if he presses snooze he is late for work 40 of the time.
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