What kind of measurement scales ratio interval etc

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Reference no: EM13380153

What kind of measurement scales (ratio, interval, etc.) characterizes the following software measures:

i. Number of lines of code of software

ii. Number of software defects discovered after release to the field

iii. Amount of effort to develop a software project (e.g. 46 labor months)

iv. Number of calendar months to complete a software project

v. Number of requirements changes made during a software project

vi. Customer satisfaction, measured on a Likert scale (i.e. very unsatisfied, unsatisfied, neutral, satisfied, very satisfied)

vii. Percent of the lines of code being reused from a previous project

viii. What is the difference between the definitions of measures (iii.) and (iv.)? (This question has nothing to do with measurement scales.)

Reference no: EM13380153

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