President Droupadi Murmu has said that policy formulation and execution cannot be effective without the right statistical analysis. She said, in this era of endless information and data flow, the role and importance of statistics has increased exponentially.<br />'' <br />'' Addressing the Probationers of Indian Statistical Service, who called on her at Rashtrapati Bhavan today, President Murmu said, Indian Statistical Service officers have a key role in compiling official statistics at the central level for use of government and non government entities.<br />'' <br />''Urging the officers to do their duties with sincerity and commitment, the President said that their contribution in steering India towards greater progress and development is going to be huge. She said, the information and data analysis that they provide would be instrumental in making and implementing policies which ensure that no one is left behind in the journey of development.