The correct answer is:

larger

Explanation:

To achieve a higher level of confidence in statistical results, you need to reduce the margin of error, which requires a larger sample size. This ensures that the sample more accurately represents the population.

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Would you like more details or have any questions?
Here are 5 related questions to explore this topic:

1. What is the relationship between confidence level and margin of error?
2. How does increasing the sample size affect the accuracy of a survey?
3. What is the formula to calculate sample size for a given confidence level?
4. How do confidence intervals change with larger sample sizes?
5. What are common confidence levels used in statistics, and why?

Tip: Always calculate the required sample size during study design to ensure statistical reliability.