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According to the College Board (source: Total Group Profile Report , 1,664,479 students took the SAT in 2012. For the mathematics portion, the students had a mean score of 514 and a standard deviation of 117. How variable is this data?

Low variability High variability

Answer: Correct! The standard deviation is very high, so the data has a high variability. Incorrect. The standard deviation is very high, so the data has a high variability.