3 months plus and minus a specific date is 6 months, or half the year. Assuming random distribution, that's half the deaths. I'm assuming this is a troll question or a "brain teaser".
No studies have been done
50 percent
There are no studies on this
Approximately 7% of all psychological studies involve animals.
NO
No studies have been done
There are no scientific studies of this
There are no scientific studies, so no figures can be quoted
A birthday attack is a method of code decryption which exploits the birthday paradox - that which explains that within a class of 30 students, there is an assumed probability of two sharing the same birthday of 70 percent.
A phenomenon known as rapid cycling occurs in up to 20% of bipolar I and II patients.
You may have used too much of the reactants. You may have recorded the mass of the reactants or products incorrectly.
1 in 365 or .27 percent chance