Tagged With statistics

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In light of the news of another tragic airline crash, and following in the wake of several other high profile air disasters, it might be natural to ask whether air travel is becoming less safe. In fact, according to the numbers, air travel is safer than at almost any point in the history of commercial flight.

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For three months in a row, we've seen the number of IT job vacancies placed on job advertising site Indeed decline. So it's mildly pleasing to report that the trend was reversed in January.

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Just because two statistics appear to follow the same pattern, that doesn't mean you can assume that one causes the other. Jonathan Borwein & Michael Rose from the University of Newcastle explain the fundamentals of correlation and causation.

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How much more will you earn in IT if you finish a postgraduate university qualification? A report from Graduate Careers Australia suggests you'll end up earning more by doing a postgraduate course, but that going as far as a masters or PhD might not make a significant difference.