Market research: แบบฝึกหัด

• a.Conducting focus group interviews with current electric vehicle owners.
• b.Analysing a published government report on national charging infrastructure.
• c.Observing the number of competitors' cars in a public parking lot.
• d.Distributing online surveys to potential customers through social media.

• a.

  It ensures every member of the population has an equal chance of being selected.

• b.

  It completely eliminates the risk of researcher bias during the selection process.

• c.

  It provides results that are mathematically guaranteed to be more accurate than a census.

• d.

  It is more cost-effective while still allowing the business to target specific demographic segments.

• a.It is non-random and may contain researcher bias in selection
• b.It is too expensive compared to stratified sampling
• c.It requires a complete list of the entire population to be accurate
• d.It only provides qualitative data that cannot be graphed

• a.To organize the physical layout of a factory
• b.To calculate the annual depreciation of machinery
• c.To identify customer characteristics and needs
• d.To determine the internal recruitment policy

• a.The data is always too expensive to collect
• b.The data may not be specific enough to the new product's unique features
• c.The data is only available to competitors
• d.The data is always qualitative rather than quantitative

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