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Question 6 . With suitable sketches, illustrate the patterns observed in time series 05 08 443 10 b. Interpret the following types of inventory classification and label the criterion of classification for each: ABC, FSN, VED, HML and SDE c. With suitable examples illustrate the concept of Type-1 error and Type-1 error. Mathematically define MAPE, MAD and MSE. d. At Unilever Bangladesh Limited, Kalurghat factory, an assembly consists of the following elements as given in the table below: Task ABCDEFGHIJKL Immediate NI ABBBBCD G ELF HJ K Predecessor Tank Time 12 6 6 2 2 12 7 5 14 67 (Minutes) The production rate required is one assembly every 15 minutes. Draw the precedence diagram ti. Perform a line balancing and calculate the linc efficiency and balance delay