Snowball sampling is a non-probability sampling technique that is used by researchers to identify potential subjects in studies where subjects are hard to locate.nowball sampling is a non-probability sampling technique that is used by researchers to identify potential subjects in studies where subjects are hard to locate.
In configuration management, a baseline is an agreed description of the attributes of a product, at a point in time, which serves as a basis for defining change. A change is a movement from this baseline state to a next state. The identification of significant changes from the baseline state is the central purpose of baseline identification.
A baseline plan is essentially a snapshot of the expected progress and eventual outcome of the project. This is what project managers can take to their supervisor for approval. It is also helpful to take inventory of how the project is progressing at various points along the path and update the plan if needed. There are three main benefits to having a baseline plan. Assessing performance; A baseline plan helps team members keep on track with the end goal.