document.write( "Question 1140728: Consider a normal population with a mean of 50 and standard deviation of 2.Find the probability that a randomly picked number is between 49.1 and 50.15. \n" ); document.write( "
Algebra.Com's Answer #761314 by Boreal(15235)\"\" \"About 
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z=(x-mean)/sd
\n" ); document.write( "so z is between (49.1-50)/2=-.9/2=-0.45
\n" ); document.write( "and (50.15-50)/2=0.15/2=+0.075
\n" ); document.write( "that probability is 0.2035
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