A) \[\frac{1}{10}\]
B) \[\frac{1}{15}\]
C) \[\frac{1}{55}\]
D) 10
Correct Answer: C
Solution :
[c] \[\sum\limits_{i=1}^{10}{p(X={{x}_{i}})}=1\] \[\Rightarrow k(1+2+..+10)=1\] \[\Rightarrow k\frac{10\times 11}{2}=1\Rightarrow k=\frac{1}{55}\]
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