Data Inferences

This video is for the redesigned SAT which is for you if you are taking the SAT in March 2016 and beyond.

Data Inferences
Examples:
In a survey of a random sample of 1,500 residents ages 25 years or older from a particular county, 300 residents had a bachelor’s degree or higher. If the entire county has 635,000 residents aged 25 years or older, approximately how many county residents could be expected to have a bachelor’s degree or higher?

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