> "[...] where all but about 80% of women end up changing their major [...]"
> In other words, 20% of women end up changing their major.
Or very nearly 80% [1]. Its generally just better to avoid "all but" in quantitative contexts; in qualitative contexts its clear, but in quantitative ones its clear-as-mud.
> In other words, 20% of women end up changing their major.
Or very nearly 80% [1]. Its generally just better to avoid "all but" in quantitative contexts; in qualitative contexts its clear, but in quantitative ones its clear-as-mud.
[1] http://www.merriam-webster.com/dictionary/all%20but