The phrase "a variable schedule" is correct and usable in written English.
It can be used when referring to a schedule that changes or varies over time, often in contexts like work, events, or activities.
Example: "Due to the nature of the project, we will be implementing a variable schedule to accommodate different team members' availability."
Alternatives: "flexible schedule" or "changing schedule".
Skinner also experimented with a variable schedule.
We compared the effect of presenting the food at a fixed time of the light period with presenting it on a variable schedule.
With both automated casino games and video games like Borderlands, the key is intermittent rewards delivered on a variable schedule accompanied by monotonous but catchy audio and visual cues like bright colors and chiming noises.
In no case may an employee on a variable schedule receive payment for emergency closing or early release if such hours when included exceed the number of normally scheduled hours for the week.
Employees who work a variable schedule who are at work and are affected by an early release will be paid until the end of the normal workday of the work unit.
Part-time employees who work at least 50% of a normal work week on a variable schedule (an established number of hours per week with no predetermined schedule), and who have sick leave hours accumulated, will be paid for absence due to illness in an amount not to exceed the difference between the number of hours scheduled and the number of hours actually worked during the week.
This regularity will help you remember to do the practice each day and will ingrain it as a habit more quickly than if you do it on a random, variable schedule.
The interval between each trial was programmed to a variable time schedule with an average duration of 15 s (range 5 30 s).
The automatic daily alarms, alarm reset, and snooze functions made the alarm clock much more usable for someone who is lazy or has a variable sleep schedule.
Psychology students are getting a little meta about their major as members of "Oh No! Facebook Is Positively Reinforcing on a Variable Interval Schedule!" Such are the hints that Facebook is about not only sharing last night's photos but also connecting organically to the classroom.
This strategy is known as a variable ratio schedule of reinforcement and is the same tactic used in slot machines; you can never predict when you're going to win, but you win just often enough to keep you coming back for more.
