Two cards are drawn successively without replacement from a well-shuffled deck of cards. Find the mean and standard deviation of the random variable $X$ , where $X$ is the number of aces

This is a Long Answer Type Questions as classified in NCERT Exemplar

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

<p>This is a Long Answer Type Questions as classified in NCERT Exemplar</p><p><strong>Sol:</strong><math><mtable columnalign="left"><mtr><mtd><mrow><mfrac><mrow><mn></mn></mrow></mfrac></mrow></mtd></mtr></mtable></math></p><div><div><picture><img src="https://images.shiksha.com/mediadata/images/articles/1744796148phprJE6SN.jpeg" alt="" width="372" height="514"></picture></div></div>

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