<P> Observation is the active acquisition of information from a primary source . In living beings , observation employs the senses . In science , observation can also involve the recording of data via the use of instruments . The term may also refer to any data collected during the scientific activity . Observations can be qualitative , that is , only the absence or presence of a property is noted , or quantitative if a numerical value is attached to the observed phenomenon by counting or measuring . </P>
the process of measuring or observing an activity for the purpose of collecting data is known as
Observation