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​GEometry  State Test Practice

Probability of a Random Selection

1/1/2019

 
The two-way table shows the number of births, in thousands, in the United States for the years 2010 and 2011.
Picture
A baby born in 2011 is randomly selected.
What is the probability that the baby was born in February?

 number of successes
------------------------ = probability
number of possibilities


For this situation, a baby born in February of 2011 would be a success, and there were 3966 babies born in 2011.

 299
------
= probability of baby selected from 2011 being born in February
3966


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