CompTIA
DA0-001 · Question #169
An analyst computed a new variable of income per day in the household by multiplying the number of days worked by the number of people working in the household and the income earned per day. Which…
The correct answer is A. Derived. A derived variable is created through mathematical computations or transformations from existing data. In this case, "income per day" is derived by combining multiple existing variables.
Data Concepts and Environments
Question
An analyst computed a new variable of income per day in the household by multiplying the number of days worked by the number of people working in the household and the income earned per day. Which of the following is the correct name for this new variable?
Options
- ADerived
- BCategorical
- CContinuous
- DControl
How the community answered
(32 responses)- A88% (28)
- B6% (2)
- C3% (1)
- D3% (1)
Explanation
A derived variable is created through mathematical computations or transformations from existing data. In this case, "income per day" is derived by combining multiple existing variables.
Topics
#Derived variables#Data transformation#Variable types#Data preparation
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