document.write( "Question 908315: glamorous magazine reported the average weight on an adult female in Europe is 154 pounds with a standard deviation of 31.5 points. \r
\n" );
document.write( "\n" );
document.write( "find the following: heavier than 185.5 pounds or P(X>185.5) =
\n" );
document.write( "lighter than 91 pounds P(X<91) \n" );
document.write( "
Algebra.Com's Answer #550955 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! TI syntax is normalcdf(smaller, larger, µ, σ). \n" ); document.write( "P(X>185.5) = 1 - normalcdf(-9999, 185.5, 154, 31.5). \n" ); document.write( "Note: The -9999 is used as the smaller value to be at least 5 standard deviations from the mean. \n" ); document.write( "..... \n" ); document.write( "P(X<91) = normalcdf(-9999, 91.00, 154, 31.5). \n" ); document.write( "Since this is a continuous function, we have P(x < 91) = P(x ≤ 91) \n" ); document.write( " |