Distributions Sprint
Compute binomial probabilities, standardize with z-scores, and use the empirical rule and normal tables.
1 Distributions sprint
90 seconds, 3 lives. Binomial, z-scores, and the normal curve — standardize fast. Scores and best score are session-only.
Score
0
Streak
0
Lives
♥♥♥
Time
90s
Best (session)
0
Problem
Round over
0
Correct: 0 / 0 · Best this session: 0
2 How scoring works
- +10 points per correct answer; +15 once your streak reaches 5.
- A wrong answer costs one life. Three misses end the round.
- 90 seconds on the clock. Best score resets when you leave the page.