SOLUTION: A poll showed that 45.9% of Americans say they believe that some psychics can help solve murder cases. What is the probability of randomly selecting someone who does not believe th

Click here to see ALL problems on Probability-and-statistics

Question 1145304: A poll showed that 45.9% of Americans say they believe that some psychics can help solve murder cases. What is the probability of randomly selecting someone who does not believe that some psychics can help solve murder cases.
Report the answer as a percent rounded to one decimal place accuracy.
Found 2 solutions by greenestamps, ikleyn:
Answer by greenestamps(13200) (Show Source):
You can put this solution on YOUR website!

(100-45.9)% = 54.1%

Actually, the question as shown can't be answered.

(1) The question as shown is "what is the probability of selecting...". That question is unanswerable.
(2) The given data specifies Americans; the question does not specify Americans.

The question that the author of the problem INTENDED to ask is

"What is the probability that a randomly selected American does not believe that some psychics can help solve murder cases?"

The answer to the INTENDED question is as shown above.

Answer by ikleyn(52803) (Show Source):
You can put this solution on YOUR website!