Approximately 2 percent of the watches produced are tested for winding performance, accuracy, function of the movement, general performance and water tightness.

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And over the course of the season, he set a new NFL record for accuracy, completing more than 70 percent of his passes.

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Finally, on top of the taxes and interest, they must pay an accuracy-related penalty equal to 20 percent of the underpayment of tax, plus interest.

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So instead we rely on extremely crude estimates subject to all sorts of biases, the accuracy of which cannot possibly be better than a 10-percent margin.

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But what if the advertiser could predict their sales even better, with accuracy within 5 or even 1 percent of actual results?

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Just to name a few: enhanced security, phone finder, Chinese voice assistant (apparently with 85 percent comprehension accuracy), more interactive themes and 5GB of cloud storage service with online client.

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The technical set amongst us can easily get lost in the numbers, looking for continual refinements to increase the accuracy of a model by a few hundredths of a percent.

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Overall, the accuracy of the system is in the ballpark of 80 to 95 percent, and users are able to make selections on average of every five seconds.

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One question that entered my mind was how thousands of up-or-down independent predictions could consistently come out to less than 50 percent accuracy?

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For now, the researchers have created an eight-electrode proof-of-concept bracelet, but its accuracy leaves something to be desired -- it correctly identifies its wearer only 80 to 90 percent of the time, whereas fingerprint recognition has a failure rate of less than 1 in 1, 000.

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But two folks at the Massachusetts Institute of Technology may have cracked the code with an algorithm they're saying predicts -- with 95 percent accuracy -- the topics that will trend in the next hour and a half.

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