But the results are not unpredictable.
Women may not constitute a monolithic bloc, but they're not unpredictable atoms, either.
Geotechnical analysis of large-scale rock mass behaviour also indicates that the failures do not happen at random and are not unpredictable in terms of the type of failure and its location.
There's chassis roll, sure, but it's not unpredictable, so you can eyeball your path through a turn and toe that line perfectly, so long as you don't push exceptionally hard.
But mass shootings that happen in the home are not unpredictable.
The first time I told my mates in Serbia about the new 17 goals, their reactions were not unpredictable.
She adds, "I love my hair when it's not unpredictable, when it is being my friend and is shiny and full, versus freaking out on me by being dry and frizzy, everything else in my life feels manageable for me".
Sebastian Vettel produced an eye-catching performance in climbing up from a pit-lane start to finish on the podium in Abu Dhabi, but you have to say it was not exactly unpredictable.
"I wasn't looking for him to be killed, but it was not an unpredictable event".
Perhaps Mitt Romney's fumble in South Carolina was not entirely unpredictable.
