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what are the characteristics observed from them?​

Sagot :

Answer:

Observation is not haphazard or unplanned. The length of the observation periods, the interval between them, the number of observations, the area or situation of observation and various techniques used for observation are carefully planned. Often there are systematic managements for controlling the situation if special factors are to be studied, for example study of honest behaviour, sportsman spirit, leadership qualities etc.

Explanation:

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