Selecting your total sample size

The minimum number of completes required for statistically relevant sample size is 400. You can adjust your total sample size at any point while you are drafting your survey by navigating back to the Target Market page.

Learn more about sample size in the Lighthouse Academy!

1. Sample size for Panel surveys

1. At the bottom of the Target Market Page, drag the Total Sample size (N): slider to order the desired number of completes, between 50 and 10,000, or type your desired number of completes in the text box to the right of the slider.

 

---

 

2. Sample size for List surveys

1. At the bottom of the Target Market Page, drag the Total Sample size (N): slider to order the desired number of completes, between 50 and 5,000, or type your desired number of completes in the text box to the right of the slider.
2. Type in the text box to order additional completes up to 10,000 at an additional cost per completion.

If you are not sure how many respondents your survey requires, review the article How many completes do I need?