Question 5 4 points The data in the Table are temperature readings from a chemical process in C degrees, taken What is the Steady State Upper Control Limit? every two minutes. (Read the observations down, from left.) The target value for the mean is HO = 954. Apply an EWMA control chart to these date using A = 0.3 and L = 3. O 968.184 O Sample Chemical Process 959.375 # Temperature Data O 964.97 1 959 O 963.41 939 3 948 6 4 points 958 What is the first lower control limit value? 963 O 944.38 973 943.58 OO 949 945.82 O 942 945.15 965 7 5 points 945 10 What is the z value for sample #3? O 948.50 O 951.56 O 949.79 O 950.53 8 2 points What is Sigma for this data? O 10.42 O 11.41 O 14.18 O 11.97