Recent from talks
Prasanta Chandra Mahalanobis
Knowledge base stats:
Talk channels stats:
Members stats:
Prasanta Chandra Mahalanobis
Prasanta Chandra Mahalanobis OBE, FNA, FASc, FRS (29 June 1893 – 28 June 1972) was an Indian scientist and statistician. He is best remembered for the Mahalanobis distance, a statistical measure, and for being one of the members of the first Planning Commission of free India. He made pioneering studies in anthropometry in India. He founded the Indian Statistical Institute, and contributed to the design of large-scale sample surveys. For his contributions, Mahalanobis has been considered the father of statistics in India. Since 2007, June 29 is celebrated as National Statistics Day in India to commemorate the birth anniversary of P.C. Mahalanobis and his contributions to statistical science and planning.
Mahalanobis was born on 29 June 1893, in Calcutta, Bengal Presidency (now West Bengal). Mahalanobis belonged to a prominent Bengali Brahmin family of landed gentry in Bikrampur, Dhaka, Bengal Presidency (now in Bangladesh). His grandfather Gurucharan (1833–1916) moved to Calcutta in 1854 and built up a business, starting a chemist shop in 1860. Gurucharan was influenced by Debendranath Tagore (1817–1905), father of the Nobel Prize-winning poet, Rabindranath Tagore. Gurucharan was actively involved in social movements such as the Brahmo Samaj, acting as its treasurer and president. His house on 210 Cornwallis Street was the centre of the Brahmo Samaj. Gurucharan married a widow, an action against social traditions at that time.[citation needed]
Gurucharan's younger son, Prabodh Chandra (1869–1942), was the father of P. C. Mahalanobis. Born in the house at 210 Cornwallis Street, Mahalanobis grew up in a socially active family surrounded by intellectuals and reformers.
Mahalanobis received his early schooling at the Brahmo Boys School in Calcutta, graduating in 1908. He joined the Presidency College, then affiliated with the University of Calcutta, where he was taught by teachers who included Jagadish Chandra Bose, and Prafulla Chandra Ray. Others attending were Meghnad Saha, a year junior, and Subhas Chandra Bose, two years his junior at college. Mahalanobis received a Bachelor of Science degree with honours in physics in 1912. He left for England in 1913 to join the University of London.[citation needed]
After missing a train, he stayed with a friend at King's College, Cambridge. He was impressed by King's College Chapel and his host's friend M. A. Candeth suggested that he could try joining there, which he did. He did well in his studies at King's, but also took an interest in cross-country walking and punting on the river. He interacted with the mathematical genius Srinivasa Ramanujan during the latter's time at Cambridge. After his Tripos in physics, Mahalanobis worked with C. T. R. Wilson at the Cavendish Laboratory. He took a short break and went to India, where he was introduced to the Principal of Presidency College and was invited to take classes in physics.
After returning to England, Mahalanobis was introduced to the journal Biometrika. This interested him so much that he bought a complete set and took them to India. He discovered the utility of statistics to problems in meteorology and anthropology, beginning to work on problems on his journey back to India.
In Calcutta, Mahalanobis met Nirmalkumari (Rani), daughter of Heramba Chandra Maitra, a leading educationist and member of the Brahmo Samaj. They married on 27 February 1923, although her father did not completely approve of the union. He was concerned about Mahalanobis's opposition to various clauses in the membership of the student wing of the Brahmo Samaj, including prohibitions against members' drinking alcohol and smoking. Sir Nilratan Sircar, P. C. Mahalanobis' maternal uncle, took part in the wedding ceremony in place of the father of the bride.
Many colleagues of Mahalanobis took an interest in statistics. An informal group developed in the Statistical Laboratory, which was located in his room at the Presidency College, Calcutta. On 17 December 1931 Mahalanobis called a meeting with Pramatha Nath Banerji (Minto Professor of Economics), Nikhil Ranjan Sen (Khaira Professor of Applied Mathematics) and Sir R. N. Mukherji. Together they established the Indian Statistical Institute (ISI) in Baranagar, and formally registered on 28 April 1932 as a non-profit distributing learned society under the Societies Registration Act XXI of 1860.
Hub AI
Prasanta Chandra Mahalanobis AI simulator
(@Prasanta Chandra Mahalanobis_simulator)
Prasanta Chandra Mahalanobis
Prasanta Chandra Mahalanobis OBE, FNA, FASc, FRS (29 June 1893 – 28 June 1972) was an Indian scientist and statistician. He is best remembered for the Mahalanobis distance, a statistical measure, and for being one of the members of the first Planning Commission of free India. He made pioneering studies in anthropometry in India. He founded the Indian Statistical Institute, and contributed to the design of large-scale sample surveys. For his contributions, Mahalanobis has been considered the father of statistics in India. Since 2007, June 29 is celebrated as National Statistics Day in India to commemorate the birth anniversary of P.C. Mahalanobis and his contributions to statistical science and planning.
Mahalanobis was born on 29 June 1893, in Calcutta, Bengal Presidency (now West Bengal). Mahalanobis belonged to a prominent Bengali Brahmin family of landed gentry in Bikrampur, Dhaka, Bengal Presidency (now in Bangladesh). His grandfather Gurucharan (1833–1916) moved to Calcutta in 1854 and built up a business, starting a chemist shop in 1860. Gurucharan was influenced by Debendranath Tagore (1817–1905), father of the Nobel Prize-winning poet, Rabindranath Tagore. Gurucharan was actively involved in social movements such as the Brahmo Samaj, acting as its treasurer and president. His house on 210 Cornwallis Street was the centre of the Brahmo Samaj. Gurucharan married a widow, an action against social traditions at that time.[citation needed]
Gurucharan's younger son, Prabodh Chandra (1869–1942), was the father of P. C. Mahalanobis. Born in the house at 210 Cornwallis Street, Mahalanobis grew up in a socially active family surrounded by intellectuals and reformers.
Mahalanobis received his early schooling at the Brahmo Boys School in Calcutta, graduating in 1908. He joined the Presidency College, then affiliated with the University of Calcutta, where he was taught by teachers who included Jagadish Chandra Bose, and Prafulla Chandra Ray. Others attending were Meghnad Saha, a year junior, and Subhas Chandra Bose, two years his junior at college. Mahalanobis received a Bachelor of Science degree with honours in physics in 1912. He left for England in 1913 to join the University of London.[citation needed]
After missing a train, he stayed with a friend at King's College, Cambridge. He was impressed by King's College Chapel and his host's friend M. A. Candeth suggested that he could try joining there, which he did. He did well in his studies at King's, but also took an interest in cross-country walking and punting on the river. He interacted with the mathematical genius Srinivasa Ramanujan during the latter's time at Cambridge. After his Tripos in physics, Mahalanobis worked with C. T. R. Wilson at the Cavendish Laboratory. He took a short break and went to India, where he was introduced to the Principal of Presidency College and was invited to take classes in physics.
After returning to England, Mahalanobis was introduced to the journal Biometrika. This interested him so much that he bought a complete set and took them to India. He discovered the utility of statistics to problems in meteorology and anthropology, beginning to work on problems on his journey back to India.
In Calcutta, Mahalanobis met Nirmalkumari (Rani), daughter of Heramba Chandra Maitra, a leading educationist and member of the Brahmo Samaj. They married on 27 February 1923, although her father did not completely approve of the union. He was concerned about Mahalanobis's opposition to various clauses in the membership of the student wing of the Brahmo Samaj, including prohibitions against members' drinking alcohol and smoking. Sir Nilratan Sircar, P. C. Mahalanobis' maternal uncle, took part in the wedding ceremony in place of the father of the bride.
Many colleagues of Mahalanobis took an interest in statistics. An informal group developed in the Statistical Laboratory, which was located in his room at the Presidency College, Calcutta. On 17 December 1931 Mahalanobis called a meeting with Pramatha Nath Banerji (Minto Professor of Economics), Nikhil Ranjan Sen (Khaira Professor of Applied Mathematics) and Sir R. N. Mukherji. Together they established the Indian Statistical Institute (ISI) in Baranagar, and formally registered on 28 April 1932 as a non-profit distributing learned society under the Societies Registration Act XXI of 1860.
Recent media