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...type questions you usually get only one attempt). If you get the answer right first time you will get more marks than for a correct answer the second or third time. Therefore, please be aware that for the two badge quizzes it is possible to get all the questions right but not score 50% and be eligible for the badge on that attempt. If one of your answers is incorrect you...

...types of evidence, whereas engineering does rapid tests. Randomised controlled trials do have a vital role, but on their own they’re not the whole solution. There has to be a way of getting our two sides talking.” Only then, she says, will we be able to prevent further tragedies such as the death of Mary McClinton. This article was originally published on Cambridge...