In order to find information about a court case, it is wise to not become intimidated,

It is often impractical to survey an entire population. Statisticians can still achieve reasonably accurate results by using _____

A. educated guesses B. random sampling C. the work of political think tanks D. targeted interviews of one or two people

In their discussion of communication competency, Jablin and Sias suggested an ecological model that revolves around which of the following components?

a. Microsystems b. Mesosystems c. Macrosystems d. Exosystems e. All of the above