

MCQOPTIONS
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1. |
If ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§X‚Äö√Ñ√∂‚à ö√ë‚à ö¬• is a random variable, taking values ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§x‚Äö√Ñ√∂‚à ö√ë‚à ö¬•, probability of success and failure being ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§p‚Äö√Ñ√∂‚à ö√ë‚à ö¬• and ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§q‚Äö√Ñ√∂‚à ö√ë‚à ö¬• respectively and ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§n‚Äö√Ñ√∂‚à ö√ë‚à ö¬• trials being conducted, then what is the probability that ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§X‚Äö√Ñ√∂‚à ö√ë‚à ö¬• takes values ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§x‚Äö√Ñ√∂‚à ö√ë‚à ö¬•? Use Binomial Distribution$ |
A. | P(X = x) = <sup>n</sup>C<sub>x</sub> p<sup>x</sup> q<sup>x</sup> |
B. | P(X = x) = <sup>n</sup>C<sub>x</sub> p<sup>x</sup> q<sup>(n-x)</sup> |
C. | P(X = x) = <sup>x</sup>C<sub>n</sub> q<sup>x</sup> p<sup>(n-x)</sup> |
D. | P(x = x) = <sup>x</sup>C<sub>n</sub> p<sup>n</sup> q<sup>x</sup> |
Answer» C. P(X = x) = <sup>x</sup>C<sub>n</sub> q<sup>x</sup> p<sup>(n-x)</sup> | |