Sample size (?)(n)(?)(n) is 16, mean of the sample means (?⎯⎯⎯⎯⎯⎯⎯)(x¯¯)(?⎯⎯⎯⎯⎯⎯⎯)(x¯¯) is 15, mean of the sample ranges (?⎯⎯⎯⎯)(R¯)(?⎯⎯⎯⎯)(R¯) is 3, and population standard deviation (?)(σ)(?)(σ) is 1.6. Calculate the ???UCL???UCL and ???LCL???LCL of the mean chart (x-Chart) for this process, using ?=4. a- Cannot be calculated b- UCL=13.40, LCL=16.60 c- UCL=16.60, LCL=13.40 d-UCL = 14.36, LCL = 15.64 e-UCL = 15.64, LCL = 14.36

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.