Problem 1 (18 marks) Tip Top Markets is a regional chain of supermarkets. On July 28, Karen Martin, manager of one of the stores was disturbed by the large number of recent complaints from customers at her store, particularly on Tuesdays, so she obtained complaint records from the store's customer service desk for the last three Tuesdays. These are shown below: July 13 Wrong price on spaghetti Overcharged Water on floor Out of brown rice Store looked messy Out of mushrooms Store too warm Overcharged Checkout lines too long Checkout wait too long Cashier not friendly Shopping cart broken Out of feta cheese Couldn't find Aspirin Overcharged Out of brown lunch bags Out of Saran Wrap Out of straws Out of Haagen-Daz Bars July 20 Out of low-salt pickles Checkout lines too slow Broken glass on floor Lost keys Wrong price on sales item Overcharged on corn Wrong price on baby food Out of 500 mL Tide Out of green tea Checkout lines too long Out of romaine lettuce Out of large eggs Out of cran-apple juice Out of pretzels Out of apricot jam Telephone out of order Out of cocktail sauce Water on floor Out of frozen onion rings Out of frozen squash Out of powdered sugar Out of nonfat peanut butter + July 27 Out of dill pickles Reported accident in parking lot Wrong price on cran-apple juice Out of carrot juice Out of licorice sticks Out of chocolate milk Out of Lava Bars Windows dirty Out of iceberg lettuce Store decorations are dated Out of St. John's Wort Out of vanilla soy milk Open milk carton found in fridge Store too warm Overcharged Oatmeal spilled in bulk section Telephone out of order Out of soap Water on Floor Out of glazed doughnuts Out of baby carrots Spaghetti sauce on floor Out of Skippy peanut butter Out of butter a. Looking at the data for the three days, categorize the complaint records using a check sheet and prepare a single Pareto Chart. b. Using the results of the Pareto Chart, prepare a fishbone diagram to determine the cause of the problems. c. You've considered a solution for each type of quality problem. What should Tip Top Markets do to improve overall service quality