Cumulative Probability Worksheet with Answer Key

What's on the worksheet

1. A backyard flock's made-up records model X, the number of eggs a randomly chosen hen lays in a randomly chosen week:
2. A towing company keeps made-up records of T, the number of tow-truck calls it gets on a weeknight.
3. On a clear night of a meteor shower, a sky club models M, the number of meteors one watcher sees in a randomly chosen minute (made-up model).
4. A parent's made-up sleep diary models W, the number of times a toddler wakes in a night:
5. A babysitter books evenings in half-hour blocks.
6. A farm models S, the number of peas in a randomly chosen pod of one variety, by this made-up cumulative table:
7. A community center's evening pottery class books 12 students each time.