Indian Statistical Institute also known as ISI. Indian Statistical Institute is an academic institute of national importance as recognized by a 1959 act of the Indian parliament. Established in 1931, this public university of India (Indian Statistical Institute) is one of the oldest and most prestigious institutions. Headquarters of ISI is in Baranagar, Kolkata, and West Bengal. It has four subsidiary centers focused in academics at Delhi, Bangalore, Chennai and Tezpur, and a branch at Giridih. Primary activities of ISI are research and training of Statistics, development of theoretical Statistics and its applications in various natural and social sciences. Indian Statistical Institute has an affiliation of the University of Calcutta.
The syllabus for the Indian Statistical Institute (ISI) exam is available here, you can get it from the link given below.