alyssagc20 alyssagc20

01-05-2019
Mathematics

contestada

Events A and B are independent. Find the missing probability.
P(b)=9/20,p(a|b)=1/5,p(a)=?

Respuesta :

jovanadimovska jovanadimovska

01-05-2019

Answer:

4/9

Step-by-step explanation:

since they are independent

p(ab)=p(a/b)=p(a)*p(b)

1/5=p(a)*9/20

p(a)=[tex]\frac{\frac{1}{5} }{\frac{9}{20} } = 4/9[/tex]

Answer Link

Otras preguntas

What organism is most affected by the accumulation of waste?

use an an inequality symbol (<,>,=,

Why do we have seasons? Give 3 reasons.

How did the Missouri Compromise, proposed by Henry Clay, try to resolve the slavery problem? Question 1 options: It mandated all territories eliminate slavery b

How to tell if an equation has no solution without solving?

in human activities how long would carbon stay as fossil fuels

which characteristic do the united states and botswana have in common

A dog that gets rewarded for the first bark it makes in each ten minute period is being reinforced on which schedule of reinforcement?

A plant uses carbon dioxide and water to form food and oxygen. Why is this a chemical change? The mass of the plant increases greatly. The properties of water a

2/5ab What are the factors of the expression? Drag all of the factors of the expression into the box. Factors −1 2 5 2 5 a b