Question

what is human development index? what are it's components?

Answer 1

your answer is in this attachment

Answer 2

The Human Development Index is a statistic composite index of life expectancy, education, and per capita income indicators, which are used to rank countries into four tiers of human development.
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The three basic components of HDI to know about the development of the countries is as under:

1.Life expectancy at birth, as an index of population health and longevity

2.Knowledge and education, as measured by the adult literacy rate (with two-thirds weighting) and the combined primary, secondary, and tertiary gross enrolment ratio (with one-third weighting).

3.Standard of living, as measured by the natural logarithm of gross domestic product per capita at purchasing power parity.