2. A manufacturer of agricultural vehicles wants to test the potential demand for a new range of tractors being assemble

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2. A manufacturer of agricultural vehicles wants to test
the
potential demand for a new range of tractors being assembled
in the country from imported parts. Their new tractor range is
aimed at the small to medium-sized farmers and can be pur-
chased with a range of up to 10 separate attachments and
trail-
ers for different kinds of work. The manufacturer would like to
sample likely users.
a. Identify the population and sampling frame that could be
used.
b. Describe how a simple random sample can be drawn using
the identified sampling frame.
c. Could a stratified sample be used? If so, how?
d. Could a cluster sample be used? If so, how?
e. What sampling technique would you recommend, and why?