Random sampling means that members of a 'population' have equal chances of being selected. To carry out this type of sampling, you will need to use a table of random numbers.
Answer: The statement above is absolutely true.
Explanation: During our sleep we pass through five stages of sleep. 5th stage of the sleep is of great importance and is known as REM sleep aka rapid eye movement sleep. During this stage heart rate, breathing and eye movement increases. According to the researchers of Neuro-scientists Rem sleep helps the brain rewire itself and integrates new memories and train the mind for important tasks to be done next day.
The close relation between dance and music is based on the fact that both are organized around rhythmic pattern; thus, the rhythm of the accompanying music may be used to determine the rhythm of the dance, to give it emphasis, or to help the dancers maintain the same beat.