Modifications to the DCI after this stage were minor and addressed items that had confusing wording, typos, or very low or very high difficulty and discrimination scores (see Data Analysis).
And that boldness indeed has a certain magic it to it -- this movement spread like wildfire not because it was easy, but because its very difficulty made it feel real and meaningful to millions of people.
Autopilots for yacht are very difficulty to design due to serious nonlinear and non-minimum phase characteristics of yachts.
It is very difficulty or impossible to distinguish them, because their very simple and similar morphology occurs in both Foxtail millet and Common millet.
The finding proved both influential and controversial, but ultimately more important was the very difficulty of establishing a rate at all.
But the very difficulty of taking on this issue is part of its virtue.
The very difficulty of this kind of dance theater was intimately connected to its greatest rewards.
"Part of the reason it seems so popular is the very difficulty of pinning down what it is," Mr. von Slatt added.
