These are
high levels of certainty even in research based on solid data with reasonable understanding of the mechanisms.
Not exact matches
Such a turnout
level would be unprecedented: it is a near -
certainty that a
higher proportion
of the sample was not
even registered to vote.
Even though it seems that charter schools have significantly
higher levels of parent education, it can not be said with much
certainty because so many LAUSD parents decline to state their
level of education.
(2) Prudence requires us to mitigate global warming,
even if we are not sure it is being caused by human emissions (and we are sure, and this new skeptical study does not reduce that
high level of certainty).
Some environmentalists
even follow the precautionary principle
of disallowing actions, unless they are proven safe — like not emitting GHGs beyond needs and simple pleasures, unless we are 99 % certain AGW is not happening (the
higher level of certainty is due to the risks being so grave).