SAT Math Practice Question #2502 (Medium) | Test Citadel
TC
Test Citadel
SAT Math Difficulty: Medium

Digital SAT Math Practice Question #2502

Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.

In a dataset with values {3, 5, 8, 12, 17, 21}, what is the interquartile range (IQR)?
Select Your Answer:
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

Lower half: {3, 5, 8}, so $Q_1 = 5$. Upper half: {12, 17, 21}, so $Q_3 = 17$. $IQR = Q_3 - Q_1 = 17 - 5 = 12$....

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

🔒 Citadel Pro Scholar Vault

Unlock Full Solution & 2,600+ Official Drills

Access detailed Socratic steps, trap breakdowns, authentic timed module simulations, and Desmos speed hacks for just $9.99/mo.

Socratic Assistant

Targeted hints without disclosing final solutions.

I am your Socratic tutor. Click one of the quick guidance buttons above or ask a specific question below about a formula or method.