What is the term for the degree to which a measure actually assesses the attribute it is designed to measure?

This is the landmark case for stop and frisk:

Flattening a structure will allow for a more flexible department and improved decentralized decision-making.

Removing trash and graffiti is one strategy of CPTED.

Police organizations have failed to develop very much critical-incident expertise over the last several decades.

Bioavailability of a drug can be affected by many factors.  Which factor does not affect the bioavailability of a drug?

The birth of the exclusionary rule can be traced to the case of __________.

Which of the following is true of directed patrol?

Which of the following is true of directed patrol?

Which statement indicates the patient has understood teaching about the difference between generic and brand name drugs?