The T-Score Formula. The t-score is a fraction. The numerator is the sample's mean minus mean of the group you are comparing the sample to, and the denominator is the sample's standard deviation divided by the square root of the sample size.
If you have smoked marijuana then the drug will stay for 3 to 30 days. This is normal for the common drugs. But in the case of marijuana, this can be detected even after a month in Urine drug test marijuana. Marijuana will stay in your system for 10 days if you have been smoking occasionally.
For this reason, when you ask âHow long does marijuana stay in your system?â you have to realize that itâs very unlikely that youâll be able to get a usable answer. The most common period of time is anywhere from 3-30 days, depending on your metabolism and the amount of marijuana that youâve smoked. did weed 4 times last month and currently i did it my 5th time on april 7th or 15 im not sure.... i would like to know how long it would take it to get out of my system because i have to take a physical for my college and i don't want weed to show up in my urine ...and what is the fastest way for it to fully...