Layla and Other Assorted Love Songs peaked at #16 on Billboard' s Pop Albums chart and was certified gold by the RIAA. The album again made the Billboard 200 in 1972, 1974 and in 1977. In 2011, it charted in Britain, peaking at number 68. In 2000, the album was inducted into the Grammy Hall of Fame. In 2003, television network VH1 named Layla and Other Assorted Love Songs the 89th-greatest album of all time, and Rolling Stone ranked it number 117 on its list of  The 500 Greatest Albums of All Time .
Observation consists of receiving knowledge of the outside world through our senses, or recording information using scientific tools and instruments. Any data recorded during an experiment can be called an observation. A scientific process or scientific method requires observations of nature and formulating and testing the hypothesis.
Observation is a systematic data collection approach. Researchers use all of their senses to examine people in natural settings or naturally occurring situations. Observation of a field setting involves: prolonged engagement in a setting or social situation.