To better understand how to perform the calculations, read the article Sampling error for satisfaction surveys.

Method 1 – Sampling error and sample size for CSAT, CES, Likert Scale, Likes and Dislikes, and the like

Sample Size Calculator

Population size
Sampling error (%)
Trust level
Error
Sample size:

00

Sampling Error Calculator

Population size
Sample size
Trust level
Error
Sampling error:

0%

Method 2 – Sampling Error for NPS

Sample size
Percentage of Promoters
Percentage of Neutrals
Percentage of Detractors
NPS
Error
Sampling error:

0%

Method 3 – Sample Size for NPS

Population size
Sampling error (%)
Trust level
Error
Sample size:

00

Want to know more?

Participate in our free Survey Trust Workshop and understand in practice how to size your response volume and survey budget, considering the size of your database, response rate, journeys, and number of units.

To better understand how to perform the calculations, read the article Sampling error for satisfaction surveys.