Correlation is a measue of how close the line fits the points that you found in your experiment. Anyone can say whether they think the line is a good fit or not, but to measure it exactly, we use the correlation coefficient: R 2. Look at the following two plots. In the first, the line fits very well, and in the second, then line fits very poorly.
2 Answers. , Victim of celery induced tongue-numbness. The tingling in your tongue is an allergic reaction to furanocoumourans, a chemical found in celery. It is a toxic chemical produced by plants as a defense mechanism against insects and animals.
Causes Of Scalded Tongue. 1  Apart from hot tea and soups, scalded tongue syndrome can be a result of deficiency of vitamins and minerals, some medicines which dries mouth saliva, decreased circulation in tongue, hormonal changes etc.