Statistics scatter range help?
and I can't figure out b) it would be great if someone could write down the calculation method for me because I can't figure out the solution: ZSB is in the range 19.991mm to 20.009mm
cylindrical grinding: 19.9955mm to 20.0045mm
Hello.
99,73% corresponds to about 3 standard deviations:
For the exact calculation, you need the normal distribution table and need to find out the value there and calculate it accordingly.
LG