Mathematics, 24.04.2020 18:49, JayJay5817

An urn contains 5 green balls, 8 red balls and 7 blue balls. Event A is defined as drawing a red ball on the first draw, and event B is defined as drawing a red ball on the second draw. If two balls are drawn from the urn, one after the other and not replaced, what is P(B|A) expressed in simplest form?

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An urn contains 5 green balls, 8 red balls and 7 blue balls. Event A is defined as drawing a red bal...