Elizev9erjackyH Elizev9erjackyH

06-11-2016
Mathematics

Answered

P(

b.=15/16,p(a and

b.=3/4 find p(a

Verified Answer :

08-11-2016

and or both means we multiply the given probability situations that are mutually exclusive and exhaustive - they cannot occur at the same time.

let P(a)=x

then: P(b) P(a) =3/4

         15/16 x = 3/4

          15x/16 = 3/4
therefore x= 3/4 *16/15
          x = 4/5
P(a) = 4/5

hope it's clear

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