document.write( "Question 1083128: A purveyor of gourmet foods blends coffee for sale. One pound of brand A makes, on the average, 50.8 cups of coffee with a standard deviation of 3.3 cups. One pound of brand B makes, on the average, 51.2 cups of coffee with a standard deviation of 4.6 cups. Assuming normal distribution, which brand of coffee is more likely to provide at least 50 cups of coffee to the pound? \n" ); document.write( "
Algebra.Com's Answer #697133 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! z for the second one >50 is (51.2-50)/4.6=0.2609 \n" ); document.write( "z for the first one >50 is (50.8-50)/3.3=0.2424 \n" ); document.write( "The second one. One just needs to compare z scores. \n" ); document.write( " |