Ice cream fill weight data

Food scientists want to evaluate the consistency of the fill weights for Peanut Butter Cup ice cream. The ice cream is packed in half-gallon containers. The target weight is 1150 grams. The specification limits are 1100 and 1200 grams. Earlier evidence indicates this process is stable with a mean of 1150 grams and a standard deviation of 8.6 grams.

You can use this data to demonstrate Individuals Chart.