A coach must have confidence that the quarterback will carry out his plan without hesitation, gross deviation or error.
And it requires jurors to find that a defendant proceeded anyway, evincing a "gross deviation" from the standard a reasonable person would have applied under the same circumstances.
The variations can range from gross deviations apparent to the untrained observer to very subtle minutiae.
To give one example, items in a coordinated list are typically incompatibles, and gross deviations from this lead to abnormality:
According to Criden and Gelb "The equality problem only becomes serious when there are gross deviations from basic principles."
"The risk must be a gross deviation from the standard on conduct that a reasonable person would follow in the same situation," his statement said.
But the commission disagreed, saying that her behavior was "such gross deviation from the proper role of a judge that it justifies the sanction of removal."
"No Grade" - a pass with gross (but still safe) deviations or inappropriate corrections.
They focused on showing that Officer Conway's tactics were a gross deviation from police standards.
We're not just talking about negligence, we're talking about something so unreasonable as to be a gross deviation.