The temperature correlation level of Elaeagnus is higher than that of Caragana, on 0.01 level is obvious but Caragana is obvious on 0.05 level.

The researchers have data on all four "parents" - two biological and two adoptive - and use it to look at the correlation between the parents' level of education and the child's.

But the researchers found a stronger correlation between level of desirability and contentment with themselves and their social lives for urbanites than those living in the country.