The phrase "improper performance" is correct and usable in written English.
It is usually used to describe a performance that is not up to the expected standard. For example, "The company's improper performance led to a decrease in profits."
It is also important that you use great caution when performing these exercises since improper performance could result in injury.
Improper performance refers to those claims where an act performed by a physician has resulted in a procedure being performed incorrectly [ 18].
In the Argentine Congress, two new impeachment complaints against all nine members of the court were filed today, joining 28 accusations of "improper performance" of duty already on file against individual justices.
The 28 pending complaints of "improper performance" of duty include the Menem arms case as well as the botched investigation of a terrorist attack on the Israeli Embassy here in 1992.
Payment to police officers or other public officials with a view to the improper performance of their duties may amount to a range of corruption offences – none of which carries a public interest defence.
An improper performance of displacement work (primary cementing) may cause both financial losses and environmental damage.
Data from 5 participants were excluded because of improper task performance or technical difficulties.
The use of widely linear processing brings, when the transmitter uses improper constellations, a performance gain compared to when common strictly linear MMSE processing is used.
Speaking now only of I'll Have Another, is he 100 percent clean, never been tampered with, never had elevated TCO2 levels artificially raised, never been given any improper medications or performance-enhancers at any time?
Others, including some state judges, found Vecchione's performances improper, even abusive.
Focusing on pitch counts, the union's letter said, "interferes with an umpire's duty to exercise independent judgment on each pitch," adding "pitch-count pressure threatens the integrity of the game, in that it brings on to the playing field improper influence on umpire performance".
