SOLUTION: a letter is known to have come either from LONDON or CLIFTON on the post mark only two consecutive letters ON are readable what is chance that the letter came from LONDON ?

Algebra ->  Probability-and-statistics -> SOLUTION: a letter is known to have come either from LONDON or CLIFTON on the post mark only two consecutive letters ON are readable what is chance that the letter came from LONDON ?      Log On


   

Question 367005: a letter is known to have come either from LONDON or CLIFTON on the post mark only two consecutive letters ON are readable what is chance that the letter came from LONDON ?
Found 2 solutions by Fombitz, robertb:
Answer by Fombitz(32388) About Me  (Show Source):
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The consecutive letters "on" appears twice in London while only once in Clifton. Thus P(London) = 2/3, and P(Clifton) = 1/3. (Although there are only two city choices here, the foregoing probabilities say that the letter is twice as likely to have come from London as from Clifton.)