3. Sample is a part of population.
We can also say that when we
choose some items to a unit is
called sample.
S KUMAR'S
4. The process of choosing selective no of item
is called sampling. In making our daily purchases of
food-stuff, vegetables , fruit etc. it is not necessary to
examine each and every piece of commodity , only a
handful of goods are examined.
S KUMAR'S
SAMPLING