SAT II Math I : Other Data Analyses

Study concepts, example questions & explanations for SAT II Math I

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Example Questions

Example Question #1 : Other Data Analyses

Stem_and_leaf

Above is the stem-and-leaf display for a group of test scores. Which of the following scores would come closest to being at the 70th percentile?

Possible Answers:

Correct answer:

Explanation:

The stem-and-leaf display represents 53 scores. The score at the 70th percentile would be the score that is greater than 70% of the 53 scores, or 

 scores.

We count up 38 scores from the bottom:

Stem_and_leaf_2

The 38th-lowest score is 78, which is the correct choice.

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