The average time it takes for a person to experience relief after taking a particular brand of medicine is at least 30 minutes. A new ingredient is added to help speed up relief. Let µ denote the average time to obtain relief with the new product. An experiment is conducted to verify if the new product is better. Which of the following is the most appropriate null and alternative hypotheses for this problem? A. Ho: μ ≥ 30 vs. Ha: μ < 30 B. Ho: μ < 30 vs. Ha: μ = 30 C. Ho: μ < 30 vs. Ha: μ > 30 D. Ho: μ ≤ 30 vs. Ha: μ > 30

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