Sanjay will be 3 times as old as he was 4 years ago after 18 years. Find his present age.
Sanjay will be 3 times as old as he was 4 years ago after 18 years. Find his present age.
The following marks out of 100 have been obtained by students in economics statistics,economics/statistics-80/82, 45/56, 55/50, 56/48, 58/60, 60/62, 65/64, 68/65, 70/70,75/74, 85/90. Find the lines of regression