A 95% confidence interval provides an estimate range within which we can reasonably believe that it contains the true value for a particular parameter (such as mean, proportion, etc.) with 95% confidence level.
Related terms
Confidence Level: The level of certainty (expressed as a percentage) that the true value lies within the confidence interval.
Point Estimate: A single value estimate for an unknown parameter based on sample data.
Margin of Error: The maximum distance between the point estimate and the bounds of the confidence interval.