Mathematics, 12.11.2019 08:31, diegop07

# Abox contains four red balls and eight black balls. two balls are randomly chosen from the box, and are not

replaced. let event b be choosing a black ball first and event r be choosing a red ball second.

what are the following probabilities?

p(b) =

p(rib) =

pbr) =

the probability that the first ball chosen is black and the second ball chosen is red is about percent.

Answers: 3

Mathematics, 08.07.2019 20:30, aliami0306oyaj0n

Abox contains four red balls and eight black balls. two balls are randomly chosen from the box, and are not replaced. let event b be choosing a black ball first and event r be choosing a red ball second. what are the following probabilities? p(b) = p(r | b) = p(b ∩ r) = the probability that the first ball chosen is black and the second ball chosen is red is about percent.

Answers: 2

Mathematics, 16.10.2019 03:30, EBeast7390

Abox contains four red balls and eight black balls. two balls are randomly chosen from the box, and are not replaced. let event b be choosing a black ball first and event r be choosing a red ball second, what are the following probabilities? p(b) = p(rib) = p(b, r) = the probability that the first ball chosen is black and the second ball chosen is red is about percent

Answers: 3

Mathematics, 22.11.2019 08:31, vaelriacb5317

Abox contains four red balls and eight black balls. two balls are randomly chosen from the box, and are not replaced. let event b be choosing a black ball first and event r be choosing a red ball second. what are the following probabilities? p(b) = p( rb) = p(bnr) = the probability that the first ball chosen is black and the second ball chosen is red is about percent.

Answers: 3

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