Mathematics, 20.02.2020 17:58 hannahdrees0731

Twelve samples, each containing five parts, were taken from a process that produces steel rods at Emmanual Kodzi's factory. The length of each rod in the samples was determined. The results were tabulated and sample means and ranges were computed. The results were: Sample Sample Mean (in.) Range (in.) 1 8.300 0.033 7 8.301 0.041 2 8.304 0.041 8 8.307 0.034 3 8.291 0.034 9 8.293 0.027 4 8.304 0.051 10 8.303 0.029 5 8.299 0.031 11 8.303 0.039 6 8.299 0.036 12 8.304 0.047 For the given data, the mean is .

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Twelve samples, each containing five parts, were taken from a process that produces steel rods at Em...