What are the advantages and disadvantages of observations?

Answer 1

Nothing.

Answer 2

Nothing.

Answer 3

Advantages.
* -data gathered can be highly reliable. * -the analyst is able to see what is being done. * observation is less expensive compared to other technique. * -allows the systems analyst to do work measurement.
Disadvantages.
* -people feel uncomfortable being watched, they may perform differently when being observed. * -the work being observed may not involved the level of difficulty or volume normally experienced during that time period. * -some activities may take place at odd times, it might be inconvenience for the system analyst. * -the task being observed are subjected to types of interruptions. * -some task may not be in the manner in which they are observed. * -Sometimes people act temporarily and perform their job correctly when they are being observed, they might actually violates the standard of manner.

Answer 4

Mention five disadvantages of direct observation