document.write( "Question 454515: Speed trap on the highway set by the O.P.P. shows that the mean speed of cars is 103.4 km/h with a standard deviation of 9.8 km/h. The posted speed limit on the highway is 100 km/h.\r
\n" );
document.write( "\n" );
document.write( "Speeders caught traveling 25 km/h or more over the speed limit are subject to a $5000 fine. What percentage of speeders will be fined $5000? \n" );
document.write( "
Algebra.Com's Answer #312113 by edjones(8007)![]() ![]() You can put this solution on YOUR website! z=(125-103.4)/9.8 \n" ); document.write( "=2.204 \n" ); document.write( "Area under the curve for alpha of 2.204 is 1.376% \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |