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Question 1: How do you evaluate the effectiveness of an advertising campaign using statistical analysis?

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Question 2: What is multivariate analysis, and how is it used in marketing research?

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Question 3: What is the main advantage of using a cohort analysis over other methods in market trend analysis?

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Question 4: What is the purpose of using a base year when analyzing market trends over time?

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Question 5: Which of the following is the most effective method for minimizing response bias in survey administration?

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Question 6: What is the purpose of applying color gradients in heatmaps for marketing data reporting?

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