The phrase "a confident performance" is correct and usable in written English.
You can use it to describe a performance that is characterized by self-assurance and poise, often in contexts like theater, music, or sports.
Example: "The actor delivered a confident performance that captivated the audience from start to finish."
Alternatives: "a self-assured performance" or "a poised performance."
For the simulations of the three paths, 10,000 simulation trials were performed to obtain a confident performance of the location estimates as follows.
I have to convey confidence to the musicians in order to get a confident performance back from them … I have to co-ordinate my body's movements with the music", he said.
It's a confident performance that doesn't always take flight.
The prime minister was said to have put in a confident performance.
Jeremy Corbyn has been praised for a confident performance in his second Prime Minister's Questions as Labour leader.
Joshua Gersen, music director of the ensemble, led a confident performance of Mr. Glover's appealing work, scored for ensemble and solo baritone.
Questions for the annual premier's press conference are vetted in advance, but Li gave a notably confident performance, with a smile that rarely faltered and moments of off-the-cuff humour.
"A good confident performance on Saturday will go a long way for some players, but we are still looking at combinations and have said to them that the Test team won't be selected until after Tuesday," he said.
Just about everyone in the building seemed to be wearing identical yellow commemorative T-shirts — Kobe Bryant had just received the M.V.P. trophy — and the Lakers were putting on a cool, confident performance that made the night seem more like a coronation than a contest.
Eric Jordan gave a fine, confident performance as the jovial, fabulously named Gaudenzio Strappapuppole, who almost seems a personification of Rossini, a cheery, witty gourmand.
As ever, Bowie looks five years younger than the last time you saw him, delivering an icily confident performance punctuated by a breezy organ wig-out from Richard Wright.
