document.write( "Question 322053: Please help..I am not understanding this..I am taking an online course and I am lost with this \r
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document.write( "3. The a loan officer rates applicants for credit. Ratings are normally distributed. The mean is 240 and the standard deviation is 50. Find the probability that an applicant will have a rating less than 300.
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Algebra.Com's Answer #230559 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! a loan officer rates applicants for credit. Ratings are normally distributed. The mean is 240 and the standard deviation is 50. Find the probability that an applicant will have a rating less than 300. \n" ); document.write( "----------- \n" ); document.write( "z(300) = (300-240)/50 = 6/5 \n" ); document.write( "--- \n" ); document.write( "P(x < 300) = P(z < 6/5) = normalcdf(-1000,6/5) = 0.8849 \n" ); document.write( "==================== \n" ); document.write( "I used a TI-84 to get the probability. \n" ); document.write( "==================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "==================== \n" ); document.write( " |