David sez, "Paul Meier, who had an extraordinarily high impact/fame ratio, passed away this weekend. Meier is probably best known for the introduction of randomized trials into the evaluation of medical treatments, though his creation of the Kaplan-Meier Estimator likely had as much of an impact due to its importance in all things actuarial."
As early as the mid-1950s, Dr. Meier was one of the first and most vocal proponents of what is called “randomization.”
Under the protocol, researchers randomly assign one group of patients to receive an experimental treatment and another to receive the standard treatment. In that way, the researchers try to avoid unintentionally skewing the results by choosing, for example, the healthier or younger patients to receive the new treatment.
Graduate student Jason Ahrns captured a stunning image of red sprites over Nebraska while aboard a plane chartered by the National Center for Atmospheric Research. And behold Scott McPartland’s rare video of the phenomenon in May.
Randy L. Korotev from the Washington U in St Louis Department of Earth and Planetary Sciences presents this handy flowchart (based on this one by Deborah Guedes) for deflating your excitement at having found rock that may be a meteorite but almost certainly isn’t. Today’s XKCD offers a handy abridgment if you find this one […]
If you’re running low on MacBook storage, your options are pretty limited. External hard drives mean toting around another piece of bulky equipment, and you probably don’t want a USB stick constantly protruding from your laptop.That’s why the Nifty MiniDrive for MacBooks is such a desirable alternative, and one of our top tech finds this year. You can add […]
Next time you forget a birthday or anniversary, take our advise and try out The Bouqs Company. We discovered this rapidly growing flower company last year, and its quick delivery and beautiful bouquets have come through every time.For $35, you can get $50 worth of flowers, which The Bouqs Company cuts from sustainable farms. This allows them to […]
If you’ve ever seen a drone video, you know the footage blows traditional pictures and GoPro footage out of the water. And if you’re like us, you’ve been itching to get your hands on a drone of your own ever since. We fly the Code Black Drone with HD Camera because it’s both a quality camera drone, and […]