563306795 563306795

15-09-2016
Mathematics

contestada

Assume that there are 5 white mice and 7 black mice to choose from, and you randomly pick 4 mice. What is the probability that 2 are white and 2 are black

Respuesta :

15-09-2016

[tex]P(2\ white\ and\ 2\ black)=\frac{5C2\times7C2}{12C4}=\frac{14}{33}[/tex]
The answer is 14/33 or 0.424

Answer Link

Otras preguntas

Leukopenia is a condition characterized by a decrease in white blood cells. What effect does leukopenia have on the body's ability to fight infection?

What was the primary message Congresswoman Chisholm tried to convey to her audience?

What is 1 over sixty four go into

In a nuclear power plant, what is used to change water into steam?

why did the Spartans emphasis military training

Industry leaders believed that Georgia could become a(n) _________ capital of the South. Fill in the blank. A.) political B.) economic C.) social D.) educationa

Find what x is x+ 5/6= 3 x=?

many german alliances were formed to diplomatically isolate

Koka buys three dozen Japanese andagi (deep-fried doughnuts). Each dozen costs $7.29. On average, how much money did Koka pay for each doughnut? Round to the ne

the dark, smooth surface areas of the moon are known as