engineering recuitment ISRO Scientific Assistant Physics 2020 Mathematics Statistics Measures of Central Tendency
यदि अवलोकनों x1, x2, x3,...,x10 के समुच्चय का माध्य 50 है तो x1 + 5, x2 + 10, x3 + 15,..., x10 + 50 का माध्य क्या है?
1
77.5
2
87.5
3
72.5
4
82.5