On Sun, Sep 28, 2014 at 11:14 AM, Steven D'Aprano <steve+comp.lang.pyt...@pearwood.info> wrote: > MRAB wrote: > >> In 1981 the BBC Micro was released. There were 2 versions, model A with >> 16K and model B was 32K. The price difference was £100, so that's £100 >> for 16K of RAM. > > That doesn't follow. The model A might have been £1 (in which case you could > get 16K for £1) or it might have been £10000. All your calculation shows is > that model B was £100 more expensive. > > There are three more-or-less equally valid statistics you could have used to > calculate the price of RAM: the average, minimum, or maximum. With only two > data points, it doesn't matter whether you use the mean or median to > calculate the average. Of the three, the minimum is probably the most > useful.
The RAM was presumably the only difference between the two models, so as long as Model A cost at least £100 (which seems likely; a bit of quick Googling suggests that it may have been of the order of £400), a £100 difference can plausibly be called the price of the RAM. ChrisA -- https://mail.python.org/mailman/listinfo/python-list
