Determine the mean-median-range and midrange

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Reference no: EM13135583

A quality control supervisor has taken a sample of 16 bolts from the output of a thread-cutting machine and tested their tensile strengths. The results, in tons of force required for breakage, are as follows:

2.20 2.15 1.85 2.23
1.98 2.24 1.96 2.27
1.95 2.08 1.92 2.19
2.07 2.31 2.30 1.89

a) Determine the mean, median, range, and midrange.
b) Calculate the mean absolute deviation (MAD).
c) Calculate the standard deviation and variance

Reference no: EM13135583

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