Question: Please Provide Solution Details. 4. (30 pts.) Assuming you are producing chairs. You would like to check if your process is capable or Incapable. You

Please Provide Solution Details. 4. (30 pts.)

Please Provide Solution Details.

4. (30 pts.) Assuming you are producing chairs. You would like to check if your process is capable or Incapable. You took one sample each day last week and observed 4 chairs in each sample. You know from the past experience that this process has a standard deviation of one ounce Day Monday Tuesday Wednesday Thursday Friday Chair 1 23 23 20 18 18 Weight Chair 2 Chair 3 22 23 21 19 19 20 19 20 20 22 Chair 4 24 24 23 22 20 a) (15 pts.) Assume this process is In Control. Calculate the Process Capability if the specifications are at 20.8 + 2.2? b) (15 pts.) Assume process standard deviation is not known and process is in Control. Calculate the Process Capability if the specifications are at 21 5

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