Posted by Ryan on Sunday, October 27, 2013 at 7:57pm.
The weight of a bag of corn chips is normally distributed with a mean of 22
ounces and a standard deviation of 0.5 ounces.
The probability that a bag of corn chips weighs more than 21 ounces is?
The probability that a bag of corn chips weighs between 20.75 and 23.25
ounces is?

Statistics  Kuai, Sunday, October 27, 2013 at 8:55pm
z = (2122)/.5
z = 2
1.0062 = .9938
z = (20.7522//.5
z = 2.5
z =( 23.2522)/.5
z = 2.5
.9938.0228 = .9710

Statistics  Kuai, Sunday, October 27, 2013 at 8:59pm
Statistics  Kuai, Sunday, October 27, 2013 at 8:55pm
z = (2122)/.5
z = 2
1.0228 = .9710
z = (20.7522//.5
z = 2.5
z =( 23.2522)/.5
z = 2.5
.9938.0062= .9876
Answer This Question
Related Questions
 Math  Crunchy Corn Chips are packaged in bags labeled "net weight 10 ounces." ...
 stats  Buckley Farms produces homemade potato chips that it sells in bags ...
 math  The amount of corn chips dispensed into a 12ounce bag by the dispensing ...
 statistics  The weight of corn chips dispensed into a 19ounce bag by the ...
 statistics  The amount of corn chips dispensed into a 16ounce bag by the ...
 stats  Buckley Farms ships its chips in boxes that contain 6 bags. The empty ...
 statistics  worried about customer complaints and potential lawsuits, the ...
 statistics  Potatoes  Samples: Assume the weights of Farmer Carl's potatoes ...
 statistics  2. A pub offers a '10 oz Steak Special'. If the steaks they use for...
 Statistics  The number of chocolate chips in a bag of chocolate chip cookies is...
More Related Questions