_____________is the collection of data used to analyze physician practice pattern, utilization of services, and
outcomes of care. Its goal is to improve physician performance through accounts through accountability feedback and
to decrease practice variations through adherence to evidence-based standards of care.

The test-retest reliability coefficient is a method to measure instrument reliability.
This method measures the degree of correspondence between:

"Underuse is evidence by the fact that many scientifically sound practices are not used as often they should be. For example, biannual mammography screening in woman ages 40 to 69 has been proven beneficial and yet is performed less than 75 percent of the time." This is the categorization of:

By using a set of statistical tools to understand the fluctuation of a process, management can predict the expected outcome of that process. If the outcome is not satisfactory, management can use associated tools to further understand the elements influencing that process.
Six sigma includes process steps which are commonly known as ____________.

A random sampling also can be drawn by placing equally sized pieces of paper with a range of numbers on them (e.g.,
1 to 100) in a bowl and picking a predetermined number to be the sample. The problem with simple random samples
is that: