Extrapolation — Science definition
Predicting beyond the range of the data collected; always a guess, and least reliable where the pattern is most likely to change.
Where it is taught
- Tables, Graphs & Patterns in Data — Scientific Inquiry & Diversity of Life, Life Science & Scientific Inquiry, Grade 7
In use
And predicting beyond the range of your data is extrapolation, which is always a guess: seedlings given more water grow taller up to a point, and then drown, and no amount of data from the rising part of that curve warns you about the fall.
Tables, Graphs & Patterns in Data