Mathematical Concept Also Known as Frequency Curve
This page is the CodyCross answer for the clue below from The 1950s, Group 1808, Puzzle 4 (The Space Race).
Question is: Mathematical Concept Also Known as Frequency Curve
and the answer is: BELLCURVE
Word Meaning:
BELL CURVE — (probability theory) The bell-shaped curve that is typical of the normal distribution.
Definitions from Wiktionary.