One of the reasons why a marketing practitioner should have a basic understanding of sample size determination is because:
a. Many practitioners have a false belief that sample size doesn't determine a sample's representativeness.
b. It helps managers to manage their resources better.
c. A marketing manager should understand that a sample's representativeness is not related to its accuracy.
d. The size of the sample is never a major cost factor.
e. Managers always have a "small sample bias"; they believe small samples are more accurate.
Answer: b. It helps managers to manage their resources better