✏️ Conditional Probability: Practice A (S-CP.A.4)

Paginepagineapp.com

Name:

Date:

Construct and interpret two-way frequency tables; find conditional probabilities. Solve each problem.

1. Survey: Plays sport & likes reading 34; sport & not reading 38; no sport & reading 40; no sport & not reading 15. P(reading | plays sport) = ?

2. Survey: Plays sport & likes reading 20; sport & not reading 24; no sport & reading 19; no sport & not reading 24. P(reading | plays sport) = ?

3. Survey: Plays sport & likes reading 30; sport & not reading 10; no sport & reading 35; no sport & not reading 19. P(reading | plays sport) = ?

4. Survey: Plays sport & likes reading 29; sport & not reading 29; no sport & reading 12; no sport & not reading 31. P(reading | plays sport) = ?

5. Survey: Plays sport & likes reading 26; sport & not reading 19; no sport & reading 24; no sport & not reading 21. P(reading | plays sport) = ?

6. Survey: Plays sport & likes reading 15; sport & not reading 24; no sport & reading 17; no sport & not reading 35. P(reading | plays sport) = ?

7. Survey: Plays sport & likes reading 12; sport & not reading 12; no sport & reading 19; no sport & not reading 12. P(reading | plays sport) = ?

8. Survey: Plays sport & likes reading 14; sport & not reading 23; no sport & reading 17; no sport & not reading 32. P(reading | plays sport) = ?

9. Survey: Plays sport & likes reading 31; sport & not reading 35; no sport & reading 30; no sport & not reading 14. P(reading | plays sport) = ?

10. Survey: Plays sport & likes reading 36; sport & not reading 21; no sport & reading 28; no sport & not reading 39. P(reading | plays sport) = ?

11. Survey: Plays sport & likes reading 28; sport & not reading 26; no sport & reading 10; no sport & not reading 35. P(reading | plays sport) = ?

12. Survey: Plays sport & likes reading 36; sport & not reading 32; no sport & reading 31; no sport & not reading 23. P(reading | plays sport) = ?

Answer key: 1) 17/36 · 2) 5/11 · 3) 3/4 · 4) 1/2 · 5) 26/45 · 6) 5/13 · 7) 1/2 · 8) 14/37 · 9) 31/66 · 10) 12/19 · 11) 14/27 · 12) 9/17

Love free resources? The free Pagine app tracks the books your child reads — kids earn streaks & badges. 📚 App Store · Google Play

← All worksheets

Free to print & share · pagineapp@mwamb.compagineapp.com

Worksheets › Grade 12 Math (Precalculus & Statistics) › Conditional Probability › Conditional Probability

Grade 12 (ages 17–18)Numbers & mathsFree printable PDF

About this grade 12 worksheet

Free Grade 12 Precalculus & Statistics math worksheet (Common Core S-CP.A.4): conditional probability — twelve practice problems, with answer key. Skill: Construct and interpret two-way frequency tables; find conditional probabilities. Level: Grade 12 — also suits Year 13 (UK).

For teachers: skills & standards

CCSS S-CP.A.4: Construct and interpret two-way frequency tables; find conditional probabilities
Works as a morning-work page, a centre/station activity, homework or an early-finisher task.

Frequently asked questions

Is this worksheet free?

Yes — it is free to print for home or the classroom. Sign in with a free Pagine account, then use the Print button or save it as a PDF.

What age is it for?

It is designed for Grade 12 (ages 17–18), but use it with any child who is ready.

What skills does it build?

Construct and interpret two-way frequency tables; find conditional probabilities.

Where can I find grade 12 books to read with it?

Pagine's free library has 20,000+ children's books you can read in the Pagine e-reader or the free Pagine app — sorted by age and grade, with free audiobooks too.

More “Conditional Probability” printables (s-cp.a.4: construct and interpret two-way frequency tables; find conditional probabilities)

Conditional Probability: Practice B (S-CP.A.4) · Conditional Probability: Mixed Practice & Reasoning (S-CP.A.4) · Conditional Probability: Show Your Thinking (S-CP.A.4) · Conditional Probability: Quick Check (S-CP.A.4)

All 5 conditional probability sheets → · Grade 12 Math (Precalculus & Statistics): all 10 skills → · All Common Core grades

📚 Read along: 20,000+ free books in the Pagine e-reader

Pair this grade 12 worksheet with a story. Pagine's free library has 20,000+ children's books — classic novels, drama, poetry and non-fiction, classics and free audiobooks — that you can read right in the Pagine e-reader on any phone, tablet or computer, with adjustable text size and night mode. No ads.

Browse free grade 12 books → · Grade 12 reading level · Free audiobooks · High school reading list

📱 Get the free Pagine app — log every book your child reads (scan the barcode or search), set reading goals, and watch streaks and badges grow. Download on the App Store · Get it on Google Play