Ahem. You’re using a broad paintbrush. Not all females operate on emotion.
There is no such thing as 100% When dealing with people. There are absolutely some women who would be very competent. There are probably some effeminate men would could pull off motherhood, the thing is, they are rare.
True, but based on my experience it's the way to bet.
Not all men operate on logic either.
Always a mixed bag, one has to be aware of the individual's inclinations and work with them to bring out their best virtues and reduce the worst leanings without regards to their gender, real or imagined...