SAT Math Practice Question #2499 (Medium) | Test Citadel
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SAT Math Difficulty: Medium

Digital SAT Math Practice Question #2499

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If a set of numbers is {4, 7, 9, 12, 18}, and an outlier of 90 is added, which measure of center will increase the most?
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Socratic AI Engine Step-by-Step Derivation
0ms Precomputed
⚡ 15-Second Desmos Speed Hack

Desmos / Statistical Reason: Filter conditional probability denominators carefully — 'out of what total' is always the key.

Masterclass Solution & Distractor Trap Analysis

The mean is sensitive to extreme values (outliers) and pulls strongly toward them, whereas the median shifts by at most one position....

Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...

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