document.write( "Question 1040012: The weight of the bags of fertilizer is normally distributed, with a mean of 45 pounds and a standard deviation of 5 pounds. What is the probability that a bag of fertilizer will weigh between 38 and 50 pounds? \n" ); document.write( "
Algebra.Com's Answer #654880 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! z=(x-mean)/sd \n" ); document.write( "z=(38-45)/5=-7/5=-1.4 \n" ); document.write( "z=(50-45)/5=+1 \n" ); document.write( "It is the probability z is between -1.4 and +1. That is more than 68% and it is 0.7606 \n" ); document.write( " |