document.write( "Question 868182: if the mean weight of children age 7 is 50 lbs and a standard deviation of 10, what is the probability taht a randomly selected seven year old will weigh less than 65 lbs? \n" ); document.write( "
Algebra.Com's Answer #523402 by ewatrrr(24785)\"\" \"About 
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z = (65-50)/10 = 15/10 = 1.5
\n" ); document.write( "P(z < 1.5) = 93.32%
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