the probability of guessing the correct answer to a certain question is x/2. If the probabilityof not guessing the correct ans wer to the question is 2/3, then find x
Answers
Answered by
0
given
P(guessing the correct answer to a certain question ) =x/2
also,
P(not guessing the correct answer to a certain question) =2/3
we know that
P1+P2 =1
->x/2+2/3=1
->3x+4/6 =1
->3x+4 =1×6=6
->3x =6-4=2
->x =2/3
P(guessing the correct answer to a certain question ) =x/2
also,
P(not guessing the correct answer to a certain question) =2/3
we know that
P1+P2 =1
->x/2+2/3=1
->3x+4/6 =1
->3x+4 =1×6=6
->3x =6-4=2
->x =2/3
Similar questions