SOLUTION: Im a certain rural area, the probability that an adult watches less than 10 hours of TV per year is 0.013. A survey in this area found 4 adults who reported watching less than 10

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Im a certain rural area, the probability that an adult watches less than 10 hours of TV per year is 0.013. A survey in this area found 4 adults who reported watching less than 10       Log On


   

Question 22173: Im a certain rural area, the probability that an adult watches less than 10 hours of TV per year is 0.013. A survey in this area found 4 adults who reported watching less than 10 hours of TV per year. Estimate the size of the groups surveyed.
Answer by venugopalramana(3286) About Me  (Show Source):
You can put this solution on YOUR website!
PROBABILITY=0.013...THAT IS 0.013 OUT 0F 1
OR 13 OUT OF 1000(MULTIPLYING BY 1000 TO REMOVE DECIMAL)
WE GOT 4 PEOPLE WATCHING SO TOTAL NUMBER MUST BE
4*1000/13=307.7...OR 308 PEOPLE