Before launching a new product, a company must do a lot of extensive market research .

Market research helps a company to analyse and prepare for the launch

After deciding on the research and instrument Ahmed mast design is sampling plan .

In order to design any kind of sampling plan sampling unit need to decided. Ahmed must decide the part of the population that must be surveyed .

He must also determine the number of people that is, the simple size.

Finally, he needs to determine the procedure.