Q. If the mean of $n$ observations $1^{2},\ 2^{2},\ 3^{2},\ldots,n^{2}$ is $\frac{46n}{11}$, then $n$ is equal to
A) 11
B) 12
C) 23
D) 22
Explanation
The correct answer is Option A: 11.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.