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Mathematics 16 Online
OpenStudy (anonymous):

4. A meteorologist says that the probability of snow today is 45%. What is the probability that it will not snow? (1 point)

OpenStudy (lgbasallote):

what is 100% - 45%

OpenStudy (anonymous):

??

OpenStudy (anonymous):

look at it this way...

OpenStudy (anonymous):

9/20

OpenStudy (anonymous):

how'd u get that?

OpenStudy (anonymous):

put 45/100 then simplify??

OpenStudy (anonymous):

ok.. but that's the probability that it will snow... the question is what is the probability that it wont snow..

OpenStudy (anonymous):

yeah i just remembered so now i don't know what to do.

OpenStudy (anonymous):

ok.. P[it will snow] + P[it will not snow] =1 do you agree with this? P[it will snow] means the probability that it will snow...

OpenStudy (anonymous):

um... i think so...

OpenStudy (anonymous):

ok so...|dw:1337063969937:dw|

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