For example, a model studying student achievement might have separate models for individual students, classrooms and schools, where the school-level model influences the classroom model, and the ...

Course TopicsThis course will discuss what mixed models are, why they are called "mixed" models, what is a "random factor", and why. The primary focus will be for the researcher to understand when he ...

Because XML data is not based on a traditional relational model, implementing XML repositories using such databases can be complex and cumbersome. For example, every level of XML hierarchy would ...

Most org charts are structured by using the hierarchical model, ... For example, an assistant ... The two types of organizational chart formats that are most often used are hierarchical and flat.

For example, when pricing equipment to connect a large number of users, you should consider the cost per port. A 24-port switch that costs approximately $1,200 has a port cost of $50 per port.