Cochran (1977) outlines eleven steps in the planning of a survey. Good sampling methods must exist in the environment of all of these steps. These steps are (1) a statement of the survey objectives, ...
This example uses the Customers data set from the section "Getting Started". The data set Customers contains an Internet service provider's current subscribers, and the service provider wants to ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results