The phrase "a fixed presentation" is correct and usable in written English.
It can be used to describe a presentation that is set or unchanging, often in a formal or structured context.
Example: "The conference will feature a fixed presentation on the latest advancements in renewable energy technologies."
Alternatives: "a static presentation" or "a predetermined presentation".
While analogous to the single-stimulus rating, in double-stimulus trials a reference photo and a test photo are presented in random order, one after another, for a fixed presentation time (e.g., 3 s); Forced-Choice.
During the rating process, each photo is typically showed to the participant for a fixed presentation time (e.g., 3 s); Double-stimulus rating.
Additionally, speech perception in noise is tested at the better ear, using a validated triplet digit test [ 501] with speech-shaped noise at a fixed presentation level.
In this report, we examined the changing dynamics of neural responses during a fixed presentation of a static images morphed between 2 exemplars.
The photograph thus had a fixed presentation time during production as well as comprehension trials.
Therefore, subjects spent a portion of the fixed presentation time (2000 msec) of each +CPT trial engaged in the task but the remaining portion of each +CPT trial attending to the temperature cue (i.e., passively engaged in the emotional process of anticipating the stimulus).
A fixed noise presentation level of 65 dBA was used, as measured at the headphones by an artificial ear (B&K 4153).
If the participant did not answer within the fixed presentation time the stimuli was removed and a reminder of the 2 s rule was given.
Note that although we would expect more fixations in the Singapore participants given their shorter fixation durations, there was no significant cultural difference in the number of fixations made within the fixed presentation duration.
In experiments 5 and 6, four fixed presentation times were used, identical for all participants and chosen to separate between the times needed for preparation and execution of one or multiple saccades.
The practice session was identical to the experimental session in all respects bar one: The 3 practice items were always presented in a fixed sequence, whereas the presentation order of the 64 experimental items was randomized.
