Question: Problem #3 (30 pts) A process fill botilies with ketchup, and the bottie must have the tight amount of product before shipping to the wholesaler.

 Problem \#3 (30 pts) A process fill botilies with ketchup, and

Problem \#3 (30 pts) A process fill botilies with ketchup, and the bottie must have the tight amount of product before shipping to the wholesaler. Samples are taken over 25 days, and the amount of ketchup in ounces is measured. The aim is to achieve stalistical control of the filling process using 8 and R-charts. 25 samples of fil data, each of size five, are shown in the Excel file, Problem-3 worksheef. Cuestions 3.1 Prepare Z and R-charts using these data with the standard 3-sigma control limit constants A2, D3, and D4 (see the Factors wortaheet). 3.2 Analye the charts and comment on whether the process appears to be in control and stable. 3.3 is there any change in the process variation (e.g. the presence of random and assignable variation) over the sampling time frame? Brielly explain your

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