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. Author manuscript; available in PMC: 2019 Jul 24.
Published in final edited form as: Stat Public Policy (Phila). 2019 Mar 9;6(1):1–13. doi: 10.1080/2330443X.2018.1546634

Figure 2.

Figure 2.

Empirical (black dots) and exponential covariance Gaussian process (red line) variogram for HIV prevalence.