(1 pt) Rework problem 9 from section 3.2 of your text, involving independent and disjoint events. For this problem, assume that Pr[A∪B]=0.45 and Pr[A]=0.25.
(1) What is Pr[B] if A and B are independent events?
Answer = ?

(2) What is Pr[B] if A and B are disjoint events?
Answer = .2

Question

(1 pt) Rework problem 9 from section 3.2 of your text, involving independent and disjoint events. For this problem, assume that Pr[A∪B]=0.45 and Pr[A]=0.25.
(1) What is Pr[B] if A and B are independent events? 
Answer = ?
 

(2) What is Pr[B] if A and B are disjoint events?
Answer = .2

pulsified333 · Answer

@rheaanderson341

anonymous · Answer

im not sur but my friend iz a math whiz

pulsified333 · Answer

can you have your friend look at it then

anonymous · Answer

sur

anonymous · Answer

Do you know what you're learning in math right now? Hold on, I need to type out the information real quick lol.

pulsified333 · Answer

i just found the answer which is .2/.75. Thank you though

anonymous · Answer

whay kind of math iz it like geometry etc.

pulsified333 · Answer

finite

anonymous · Answer

https://mathway.com/examples/Finite-Math check this out

anonymous · Answer

http://finitehelp.com/