zamirbaylor zamirbaylor

08-08-2018
Mathematics

contestada

Twenty employees entered a company raffle for a spa day. One winner was drawn. The remaining entries went into a second drawing for baseball tickets. One winner was drawn. What is the probability that an employee wins baseball tickets, given they did not win the spa day?

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Sinthea Sinthea

08-08-2018

After the spa drawing there are 19 people in the pool for the baseball tickets ( the one is the spa winner).
So the employee would have a 1/19 chance of winning the baseball tickets.
This is a dependent probability or conditional event.

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matthavan matthavan

08-08-2018

The probability will be 1/19
Because one employee was already drawn at the spa day.

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