RES 710 Week 4 Discussion

Provide a substantive response that addresses all areas of the item below.

Frankfort-Nachmias and Leon-Guerrero (2018) noted that the precision of a confidence interval can be enhanced by increasing the sample size.

1. What is the role of sample size in the calculation of confidence intervals?
2. What factors determine the size of an ideal sample? How is the sample size calculated?

Provide a hypothetical example of a study that includes:

1. A research question
2. A brief summary of the population
3. The sample size to be used in the study, including the process you used to calculate the sample size

Post your original response by Day 4.

Note: Your original response to this activity will not count toward your weekly participation requirement.

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