Sleep related groaning, also called catathrenia, causes you to groan vocally while you sleep. Sleep related groaning is a long-lasting disorder that often occurs nightly. The groaning sound is usually quite loud. Your breathing becomes unusually slow during a groaning episode. You take in a slow, deep breath.
The Gini coefficient (or Gini ratio) is a summary statistic of the Lorenz curve and a measure of inequality in a population.he Gini coefficient (or Gini ratio) is a summary statistic of the Lorenz curve and a measure of inequality in a population.
Compared to other countries, income inequality in India is relatively small as measured by Gini coefficient. India had a Gini coefficient of 32.5 in year 1999- 2000; India's nominal Gini index rose to 36.8 in 2005, while real Gini after tax remained nearly flat at 32.6.