You said "the average mother", so (a) you've already eliminated all the childless women, and (b) you've made the mother the key, so your language implies median rather than mean. (View Post)

I'm sorry to be a pedant, but the average UK mother has two children. The average (mean) number of children born to a woman of child-bearing age is 1.57. (View Post)

Or, technically, over her child-bearing years, British women will bear an average of 1.57 children. (View Post)

I realize upon rereading that came over as rather nastier than I meant it. Sorry @Fishing (View Post)

They are *very* similar - both fundamentally working around the whole idea of a condensor circuit. However, traditional AC units are either on or off (and run off a thermostat). Modern efficient heat… (View Post)