MCQ
- A$(0,1]$
- B$[0,3)$
- C$[0,1]$
- D$[0,1)$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| $X_i$ | $0$ | $1$ | $2$ | $3$ | $4$ | $5$ |
| $f_i$ | $k+2$ | $2k$ | $K^{2}-1$ | $K^{2}-1$ | $K^{2}-1$ | $k-3$ |
where $\sum f_i=62$. if $[x]$ denotes the greatest integer $\leq x$, then $\left[\mu^2+\sigma^2\right]$ is equal $.........$.