Answer:
The unit of a story point is a nebulous unit of time. However, some teams use one of the following to be a story point.
Ideal day or one work day.
Step-by-step explanation:
Using this ideal day or one work day, therefore, a story point can be defined as a unit of time used in agile projects to measure or express some an estimate of the overall effort that will be required to fully implement a product backlog item or any other piece of work by the scrum team. A point value is assigned to each item when estimating with story points. Each Story Point represents a normal distribution of time between 4 to 12 hours and varies between varying scrum teams. For example, there may be 60 story points for 6 developers per 10 days.