1.

If average of 20 observations $x_{1}$,$x_{2}$.......$x_{20}$ is y ,then the average of $x_{1}- 101$, $x_{2}- 101$,$x_{3}- 101$, .....,$x_{20}- 101$ is1). y-202). y-1013). 20y4). 101y

Answer» OPTION 2 is the RIGHT ANSWER


Discussion

No Comment Found

Related InterviewSolutions