Measurement Practice: Signed Error, Correction and Reference Percent

Measurement Practice: Signed Error, Correction and Reference Percent

Original quantitative learning practice in English. All 24 questions are included. Four supplied cases exercise six related calculation targets; they form one topic, not four separate tests. Every question includes the complete initial data. Use the stated model and retain intermediate precision. Choose one answer. Learning target: 20/24, not an official pass mark. This bank covers the calculation topic in its title; it is not a complete professional examination, design approval or operating instruction.
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A reference value is 70 units, while the instrument shows 74 units. Its specified range is -20 to 180 units. Define signed error=reading−reference, correction=reference−reading. A supplied allowance is 0.8% of full span, not of reading. No uncertainty calculation is included. Calculate the absolute error as percent of span. Keep intermediate values unrounded; round the final result to four decimal places if necessary.