E9n0eeueromanJennise
E9n0eeueromanJennise E9n0eeueromanJennise
  • 14-08-2016
  • Mathematics
contestada

Suppose A and B are dependent events. If P(A|B) = 0.25 and P(B) = 0.8 , what is P(AuB)?

Respuesta :

meerkat18
meerkat18 meerkat18
  • 18-08-2016
According to the rules of probability, the relationship between two dependent events is expressed in the following equation below
P(A|B) = P(A∩B) / P(B)
Substituting, 
0.25 = 
P(A∩B) / 0.8
P(A∩B)  = 0.2

The answer hence is 0.2
Answer Link

Otras preguntas

An RL circuit contains a resistor with R = 6800 Ω and an inductor with L = 2300 µH. If the impedance of this circuit is 160,000 Ω, what is the frequency? ______
Arrange the functions in descending order, starting with the function that eventually has the greatest value and ending with the function that eventually has th
What is the difference between the greatest green bean weight and the least green bean weight.
A goldsmith has $2 million of gold in his vaults. He issues $5 million in gold receipts. His gold holdings are what fraction of the paper money (gold receipts)
A Scientist Finds An Unusual Living Thing And Decides To Study It.
What groups make up human resources
What is the best natural defense against erosion? dams plants wind rivers
In which sentence does the underlined adverb modify a verb?
what where 3 southern crops before the American revolution?
6. Explain It Explain how the x and y coordinates are related to the direction an object moves