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.
A numb tongue can be the result of lingual nerve damage during dental treatment. The nerve for sensation to the tongue is called the lingual nerve. On the other hand, a numb lip will be the result of inferior alveolar nerve damage. It can feel like a numb mouth, although it affects just one side of the lower lip.In routine dental procedures, it is very unusual for a numb tongue or a numb lip to be totally permanent. At times, it may take up to 18 months for complete return of normal sensation, but most cases need less than this.he nerve for sensation to the tongue is called the lingual nerve. On the other hand, a numb lip will be the result of inferior alveolar nerve damage. It can feel like a numb mouth, although it affects just one side of the lower lip.