Each if the 24 students in Mr. Macons class flipped 3 coins. How many students would you expect to get 3 heads.

Ivan C asked Aug 20, 2023

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Ivan C asked Aug 20, 2023

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9 votes

Solution

The probability of getting 3 heads from 3 coins is

The expected value will be

$\begin{gathered} E(X)=24*(1)/(8) \\ \\ E(X)=3 \end{gathered}$

The answer is 3 students

Stephenfin answered Aug 24, 2023

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