In a systematic observation study, two different people use the coding system to analyze the same videotape. The level of agreement between the two observers is then determined. This activity addresses which methodological issue in systematic observation?

ReliabilityFeasibility
None of above

Reliability

Explanation:

Systematic observation is an objective method of observation that states what is to be observed and the attribute to be observed and how to be recorded. This is to ensure that, if there are more than one observer, they will all be observing the same attribute or behavior. In reliability, the level of agreement is determined by two  or more observers: in which, the higher the agreement between the observers, the more reliable it is.

c. taught scientists many new things about the earth, but not other planets.

explanation:

the technology changed agriculture in an impacting manner since many people left the field work by a cellular or other technological appliances