Find the Critical Value Z Assuming Application of a Normal

Essay

Find the critical value z assuming application of a normal distribution.
-In a lawsuit challenging Kraft Foods, General Mills, and Kellogg, a consumer alleges that they are misrepresenting the nutritional advantages of "low sugar" cereals. The suit states that although the amount of sugar in their "low sugar" cereals is reduced, the total amount of carbohydrates has not been reduced. The claim states that the mean amount of total carbohydrates in the "low sugar" cereals is equal to 25 grams. Find the critical value z assuming application of a normal distribution.