please with formula

4. As the Operations Manager you are observing the soy bags coming off the production line. Using the following information below, you are trying to determine if your mean chart limit to see if you are in control. Your team randomly select and sample 25 bags every hour. Using the following information: Hour Avg of 25 bags (grams) 1 501.2 497.8 500.1 502.1 5 497.9 Fortunately, the population standard deviation is known to be 0.2 grams. To keep your operation as efficient as possible, you set the controllimit at 95.45% of the sample means. a) Determine the UCL of control mean (5 marks) b) Determine the LCL of control mean (5 marks) 2 3 4