A histogram is a chart that shows frequencies for equal width intervals of values of a metric variable. A company wants to know how monthly salaries are distributed over 1,110 employees having operational, middle or higher management level jobs. The screenshot below shows what their raw data look like.
The snowflake schema is a variation of the star schema, featuring normalization of dimension tables. In computing, a snowflake schema is a logical arrangement of tables in a multidimensional database such that the entity relationship diagram resembles a snowflake shape. The snowflake schema is represented by centralized fact tables which are connected to multiple dimensions..
A snowflake is a type of organizing model we use to build our neighborhood teams. It is a way for teams to delegate and share responsibilities. Weâve all been a part of different teams in our community. Sometimes a leader takes sole ownership of everything and doesnât delegate tasks to others on the team.