Please answer the questions below as is. There is no additional information needed. Thank you.

1. A client is interested in determining which of two Internet banner ads is more effective. Design a field experiment to test this. Be sure to identify the independent and dependent variables.
2. Under what circumstances would you recommend the use of non-structured questions?
3. Discuss the two types of error that may affect measurement scores.
4. Explain why you agree/disagree with the following statement: As long as a question pertains to at least one of the research objectives, it must be included in the questionnaire.