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Industrial Statistics with Minitab by Xavier Tort-Martorell Llabres, Lluis Marco Almagro, Pere Grima Cintas

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13.2 File ‘RR_CROSSED’

The file RR_CROSSED.MTW contains the data needed to carry out an R&R study in which three operators take measures of ten different parts, three measures of each part. Each operator measures the ten parts consecutively in a random order, without previous knowledge of the part that is being measured. This measuring procedure is followed by each one of the three operators. The data file content is organized as follows:
Column Name Content
C1 Part Part identifier (values from 1 to 10)
C2 Operator Operator identifier (values from 1 to 3)
C3 Measure Value of the measure
C4 Order Order in which parts were measured

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