Software Quality Control Question:

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Explain what are input variables?

Software Quality Control Interview Question
Software Quality Control Interview Question

Answer:

Input variables or signal factors are those that can be set at the desired levels by the experimenter.
That is, these variables can be controlled during the experiment and at the design stage and or in the actual production stage.

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Software Quality Assurance Interview Questions Part One:Tell me how can we obtain accurate estimates of experimental errors and the effects of the input variables on the response variables