x A B C D
P(x) 0.30 0.20 ? 0.28
Find P(A and B) assuming that A and B are independent.

Help please

Question

x       A         B     C     D
 P(x)   0.30   0.20    ?    0.28 
Find P(A and B) assuming that A and B are independent. 

Help please

driftracer305 · Answer

We need to find , we found P(C) as 0.22
P(B and D) ??
If B and D are independent, which means occurrence of B doesn't have any effect on the occurrence of C and viceversa
so
P(B and D)=P(B)×P(D)

I think you can do now

driftracer305 · Answer

done??..........  i'ma go sleep after this problem....  -sneezes-

anonymous · Answer

0.56 ?

driftracer305 · Answer

yes my ninja................gr8 job......it is d answer

driftracer305 · Answer

it is  the***  answer........

anonymous · Answer

My quiz says its wrong :o

driftracer305 · Answer

wut..?

anonymous · Answer

the options are 0.5 , 0.22 , 0.06, 0.1

driftracer305 · Answer

ohhhh a and b............sheet...... jus multiply a and b...

driftracer305 · Answer

it is C

driftracer305 · Answer

r u allowed to redo it?.......... i didnt quite exactly understand your question so...........................

anonymous · Answer

thanks :) i get it now. & yes i do lol