FREE AP Statistics Unit 3 Crosswords — Surveys, Sampling, and Experimental Design Vocabulary PracticeBring a fun twist to vocabulary review with this FREE AP Statistics crossword set for Unit 3: Collecting Data: Surveys, Sampling, and Experimental Design. These two ready-to-use crosswords reinforce essential terms from the AP Statistics CED Unit 3. Use them as bellringers, homework, sub plans, or quick review before quizzes or tests. Includes: Survey & Sampling Vocabulary Crossword Experiment