Those that had to focus were exerting considerable self-control not to look at the random words.
They asked 121 psychology students who had volunteered for the experiment to watch a silent video of a woman being interviewed that had random words appearing in bold black letters every ten seconds along the perimeter of the video.
At the time, people were unfamiliar with the concept of a computer password, which required structuring a scene early in the film in which the main character, played by Matthew Broderick, sneaks into his high-school principal's office to check out a piece of paper showing a list of random words.
But instead of the random codes and words, Type-In ads ask the consumer to type in a branded message.
To minimise the risk of including random concatenations of words, rare spellings or mistakes, any word or expression had to appear in the corpus at least 40 times to merit inclusion in the final, chronologically ordered set.
And it should be a random as possible, avoiding common words, names, etc.
In other words they will pick people at random and see what happens to them.
To do this, he and his team took a random sample from the corpus, checked what proportion were non-words and extrapolated that to the whole lot.
They gave seven random letters to 154 participants and asked them to create as many words as they could within a minute, writing them on a workbook.
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In other words, the algorithms we depend on are, well, random.
In other words, Head Start's impact is no better than random.
In other words that if the occurrence of something is abnormally high or abnormally low simply because of random variation, the statistical chances are that it will be much closer to the average the next time you measure it.
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