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CQI Practice Test 15

10 free CQI practice questions in the real exam format, covering the official content areas, with an explanation for every answer.

CQI Practice Test 15Tutor mode

Question 1 of 10

Metrology

An inspector measures a 25.000 mm reference gauge block six times with the same micrometer, as shown. What is the bias of the micrometer at 25 mm?

Repeated readings of a 25.000 mm reference gauge block (one inspector, one micrometer)
TrialReading (mm)
125.004
225.002
325.003
425.005
525.001
625.003