Armenia vs Tanzania: Government Effectiveness - Governance estimate (approx. -2.5 to +2.5)

Armenia
-0.2372 approx. -2.5 to +2.5
in 2025
Tanzania
-0.2555 approx. -2.5 to +2.5
in 2025
Armenia rank
129th
Tanzania rank
132nd

Government Effectiveness - Governance estimate (approx. -2.5 to +2.5) over time

  • Armenia
  • Tanzania
-1.5-1-0.50199620102025

How they compare

Armenia currently reports -0.2372 approx. -2.5 to +2.5 against -0.2555 approx. -2.5 to +2.5 in Tanzania, a difference of 0.0183 approx. -2.5 to +2.5.

The two have swapped places 2 times across 27 shared years of data; in 1996 it was Armenia ahead.

Armenia ranks 129th and Tanzania ranks 132nd of 206 countries.

Armenia has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Armenia Tanzania Difference Ahead
1990s -0.5064 approx. -2.5 to +2.5 -1.09 approx. -2.5 to +2.5 0.5824 approx. -2.5 to +2.5 Armenia
2000s -0.3021 approx. -2.5 to +2.5 -0.5947 approx. -2.5 to +2.5 0.2927 approx. -2.5 to +2.5 Armenia
2010s -0.1019 approx. -2.5 to +2.5 -0.3875 approx. -2.5 to +2.5 0.2855 approx. -2.5 to +2.5 Armenia
2020s -0.2892 approx. -2.5 to +2.5 -0.3532 approx. -2.5 to +2.5 0.064 approx. -2.5 to +2.5 Armenia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher government effectiveness - governance estimate, Armenia or Tanzania?
Armenia, at -0.2372 approx. -2.5 to +2.5 against -0.2555 approx. -2.5 to +2.5 in Tanzania as of 2025.
What is the difference in government effectiveness - governance estimate between Armenia and Tanzania?
0.0183 approx. -2.5 to +2.5, with Armenia ahead.
How many years of comparable data are there for Armenia and Tanzania?
27 years are reported by both, from 1996 to 2025.
How do Armenia and Tanzania rank globally for government effectiveness - governance estimate?
Armenia ranks 129th and Tanzania ranks 132nd of 206 countries.
Where does this data come from?
The Worldwide Governance Indicators: Revised Methodology for Measuring Governance Using Perception Data., World Bank Group (WBG), published as Government Effectiveness - Governance estimate (approx. -2.5 to +2.5). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Armenia vs Tanzania: Government Effectiveness - Governance estimate. Statizoid, drawing on The Worldwide Governance Indicators: Revised Methodology for Measuring Governance Using Perception Data., World Bank Group (WBG). Retrieved 13 November 2026, from https://reference.statizoid.com/compare/government-effectiveness-governance-estimate-approx-2-5-to-2-5/armenia/tanzania/

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About this data

Indicator
Government Effectiveness - Governance estimate (approx. -2.5 to +2.5)
Unit
approx. -2.5 to +2.5
Source
The Worldwide Governance Indicators: Revised Methodology for Measuring Governance Using Perception Data., World Bank Group (WBG)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
206 places, 5,392 data points, 1996–2025
Last refreshed

Government Effectiveness (GE) captures perceptions of the quality of public services, the civil service, policy formulation and implementation, and the credibility of a government’s decisions. Governance estimate from the aggregation model, in units of a standard normal distribution, i.e. ranging from approximately -2.5 to 2.5. Larger values correspond to better governance. The (country-series-time) metadata include the (a) number of sources, and (b) standard error. The number of sources indicates the number of underlying data sources on which the governance estimate is based. The standard error indicates the precision of the governance estimate. Larger values indicate less precise estimates. A 90% confidence interval for the governance estimate is given by the estimate +/- 1.64 times the standard error.