document.write( "Question 871642: A distribution of weights is known to be approximately normally distributed with mean of 77.5 kilograms and standard deviation of 4.6 kilograms.\r
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document.write( "Determine the probability of randomly selecting one person with a weight less than 72 kilograms.\r
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document.write( "Enter your response as a three digit decimal value. \n" );
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Algebra.Com's Answer #525667 by ewatrrr(24785)![]() ![]() You can put this solution on YOUR website! z = -5.5/4.6 = -1.1957 \n" ); document.write( "P(z < -1.1957) = .116 0r 11.6% \n" ); document.write( " |