strawberrykiwianna
strawberrykiwianna strawberrykiwianna
  • 22-07-2020
  • Mathematics
contestada

p(a)= .5, p(b)= .4, and p(a and b)= .15. what is p(a OR b)

Respuesta :

Alfpfeu
Alfpfeu Alfpfeu
  • 22-07-2020

Answer:

Step-by-step explanation:

Hello

p(A∪B) = p(A) + p(B) - p(A∩B) = 0.5 + 0.4 - 0.15 = 0.9 - 0.15 = 0.75

hope this helps

Answer Link

Otras preguntas

Samantha is developing a new design for a nuclear reactor. Why might she want to make a detailed computer model of her design? I. to test the physical theories
A jar contains 18 apple lollipops, 7 strawberry lollipops, and 10 grape lollipops. Irvin randomly selects a lollipop, gives it to his brother, and then randomly
if f(x)=-x+12 find f(2) & give the ordered pair
If an organism is composed of only one cell, it ___________. performs all of the functions is specialized does not have any functions cannot survive on its own
480 vibrations in 4 minutes whAts the period in seconds?
what is the sum of 3/8 and 1/16
Use vagabond in a sentence?
Pepsin, a common enzyme found in the stomach, is most active at pH values between 0.5 and 2.5. It works slowly between pH values of 2.6 and 3.4. Beyond a pH of
156/24 and 102/15 both have a quotient of 6 and a remainder of 12. a. Are the division expressions to each other? Use your knowledge of decimal division to just
Which of these is true for both photosynthesis and cellular respiration? Both occur in all organisms. Both occur in most producers. Both produce carbon dioxide.