Wyniki wyszukiwania:

The most important properties of normal and Student t-distributions are presented. A number of applications of these properties are demonstrated. New related results dealing with the distributions of the sum, product and ratio of the independent normal and Student distributions are presented. The materials will be useful to the advanced undergraduate and graduate students and practitioners in the various fields of science and engineering.

Dhaka city, the capital of Bangladesh has been surveyed floristically with a view to assess and document existing plant diversity. The author identified a total of 405 species during his one year research period. They have been assigned to 300 genera and 97 families. The families have been arranged according to Cronquist's system of classification. Among them, Magnoliopsida (Dicots) is represented by 74 families, 232 genera and 323 species, while Liliopsida (Monocots) is represented by 23 families, 68 genera and 82 species. Habit analysis showed that trees represented by 152, herbs by 150,...