Surveillance is a strategy of data collection in which the investigator attempts to examine the activity of subjects while keeping her or his presence either secret or to a minimum,so as not to interfere.

Question

Quizplus · Accepted Answer

The Answer of Surveillance is a strategy of data collection in which the investigator attempts to examine the activity of subjects while keeping her or his presence either secret or to a minimum,so as not to interfere.

Surveillance Is a Strategy of Data Collection in Which the Investigator