mode vs modal value

mode and modal value both are nouns.

Word	Noun	Adjective	Verb	Adverb
mode	Yes	No	No	No
modal value	Yes	No	No	No

As nouns, mode and modal value are synonyms defined as:

mode (noun)	modal value (noun)
how something is done or how it happens	the most frequent value of a random variable
the most frequent value of a random variable
any of various fixed orders of the various diatonic notes within an octave
a classification of propositions on the basis of whether they claim necessity or possibility or impossibility
verb inflections that express how the action or state is conceived by the speaker
a particular functioning condition or arrangement