Some of the most expensive fighters such as the US F-14 Tomcat, F-15 Eagle, F-22 Raptor and Russian Su-27 were employed as all-weather interceptors as well as air superiority fighter aircraft, while commonly developing air-to-ground roles late in their careers.
The health service measures that best predict subjective health status should be identifiable. Following her further degree in clinical epidemiology and biostatistics, her interest turned to the development of methods to measure subjective health status.
Psychology Definition of SUBJECTIVE: Not able to be accessed or observed. Opposite to objective. Something that is effected by personal feelings, prejudice and interpretations. You can read objective approach for more understanding. It is just opposite to that. SUBJECTIVE: Survey method is subjective study method..