response variable
Child age, gender, and ethnicity were examined as possible control variables.
A control variable cannot be the true cause of an observed deficit unless it is related to both exposure and outcome.

SMART Vocabulary: related words and phrases

Numbers generally
access code
binary number
C, c
cardinal
contextual variable
continuous variable
crore
D, d
lakh
million
mode
nos.
number
numeral
ordinate
outcome variable
place value
primality
prime number
quantitatively

You can also find related words, phrases, and synonyms in the topics:

Statistics