His work on ‘Design of Experiments’ was highly praised and he became more famous by inventing the statistical methods known as ‘Hossain’s Chain Rule’.
Qazi Motahar Hossain
The famous Bangladeshi scientist Qazi Motahar Hossain was another celebrated member of the Department of Physics. He joined the department in 1921, still a student of M A at Dhaka College, as a demonstrator in 1921 and later became an assistant lecturer in 1923. Professor Bose recognized young Qazi Hossain’s extraordinary talent and inspired him to pursue a higher degree in statistics. His Ph.D. work on ‘Design of Experiments’ was highly praised and he became more famous by inventing the statistical methods known as ‘Hossain’s Chain Rule’.
In 1949, Professor Hossain joined the Department of Mathematics and introduced a masters’ course in Statistics. On his own effort, Professor Hossain founded the Department of Statistics in 1950 and the Institute of Statistical Research and Training (ISRT) in 1964 at the University of Dhaka. Dhaka University honoured him with an honorary D. Sc. degree in 1974 for his great contribution to arts and sciences and the Science Annex Building of the university was named as “Qazi Motahar Hossain Bhaban” in the nineties. In addition, he was an outstanding chess player and litterateur. Bangladesh Chess Federation was founded by him. With his critical writings he supported the language movement and the war of liberation.
Qazi Motahar Hossain was the founder of 'Muslim Sahitya Samaj' (1926). He was also one of the architects of the Bengali Academy (now Bangla Academy). His rational thinking and philosophy of life had been reflected in his articles and books. Professor Hossain received 'Bangla Academy Award' (1966) for his valuable contributions in Bengali literature and Independence Award (1979) for distinctive contributions to science and technology. He was also awarded 'Sitara-i-Imtiaz' in 1960 for his outstanding achievements in education and literature and was made a national professor in 1975.