No.
Yes
This is not possible, because any number squared would be positive, not negative.
yes
Decimal points aren't positive or negative. Decimals can be either.
yes, it is possible to have a negative decimal.
Yes it is possible...
No.
Radii are always positive. No, it is not possible to draw a circle with negative radius.
No. "Absolute" means non-negative.
It is possible to be pregnant and the test negative, but not likely.
Yes
Of course it is! If the mean of a set of data is negative, then the coefficient of variation will be negative.
This is not possible, because any number squared would be positive, not negative.
this is not possible
Of course it is! If the mean of a set of data is negative, then the coefficient of variation will be negative.
Yes, it is possible. Hanging out with friends or people that have very negative attitudes can also cause you to be negative.