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P(X or Y)

Probability theory and statistics
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P(X or Y)

Postby nycmath » Thu Sep 10, 2026 5:58 am

A box has tiny blocks with letters A to Z.
What is the probability of randomly selecting an X or a Y?

Note: There are 26 letters in the alphabet.
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Re: P(X or Y)

Postby Eigenvalue » Thu Sep 10, 2026 8:33 pm

Here is my work for the question:
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Re: P(X or Y)

Postby nycmath » Thu Sep 10, 2026 10:13 pm

Eigenvalue wrote:Here is my work for the question:


Correct.

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