Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Illustration of bias adjustment and difference in error variance for Burkina Faso: (a) UN estimates (black circles) and observations ycts (grey dots) with the bias-adjusted observations ycts − δˆcts (black dots), (b) Bias-adjusted observations (black dots) with the 95% confidence interval for the TFR based on a single observation, [ycts − δˆcts − 2ρˆcts, ycts − δˆcts + 2ρˆcts], shown for two observations (vertical black lines)
