The probability that a person is not a swimmer is 0.3. The probability that out of 5 persons, 4 are swimmers is:

^{(a) 5}C₄ (0.7)⁴ (0.3)

^{(b) 5}C₁ (0.7) (0.3)⁴

^{(c) 5}C₁ (0.7) (0.3)⁴

(d) (0.7)⁴ (0.3)

This is a Objective Type Questions as classified in NCERT Exemplar

Sol:$\begin{array}{l}\end{array}$

<p>This is a Objective Type Questions as classified in NCERT Exemplar</p><p><strong>Sol:</strong><math><mtable columnalign="left"><mtr><mtd><mrow><mo></mo></mrow></mtd></mtr></mtable></math></p><div><div><picture><source srcset="https://images.shiksha.com/mediadata/images/articles/1744956816phpD9vR2p_480x360.jpeg" media=" (max-width: 500px)"><img src="https://images.shiksha.com/mediadata/images/articles/1744956816phpD9vR2p.jpeg" alt="" width="307" height="125"></picture></div></div>

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