Chance from experiments, and predicting from it
Grade 7 Math Worksheet
Circle the best answer, or write your answer on the line.
Upright 12 | on its side 21 | on its cap 7. Pia flipped a water bottle and tallied how it landed. Based on the tally, what is the estimated chance that the next flip lands on its side, as a fraction in simplest form?
Face up 34 | face down 22 | on its edge 4. Ari tossed a button 60 times. Based on the tally, what is the estimated chance that the next toss lands face down, to the nearest hundredth?
Sprouted 28 | did not sprout 8. Esme planted 36 seeds in a row of pots. Based on the tally, what is the estimated chance that a seed sprouts, to the nearest whole percent?
In the bucket 22 | on the rim 5 | missed 6. Jun tossed a bean bag at a bucket 33 times. Based on the tally, what is the estimated chance that the next toss goes in the bucket, to the nearest whole percent?
In the bucket 22 | missed 2. Kira tossed a bean bag into a bucket 24 times in a very quiet gym. Based on the tally, what is the estimated chance that the next toss goes in, to the nearest whole percent?
Luz flipped a water bottle 30 times, and it landed on its side 18 times. About how many times should it land on its side in 240 flips?
Milo tossed a bean bag at a bucket 40 times, and it went in 8 times. About how many of the next 300 tosses should go in?
Luz planted 8 seeds and 6 sprouted. Milo planted 80 seeds the same way and 52 sprouted. Whose results are the better guide for the next seed?
- Use both the same
- Use Milo's 80 seeds
- Use Luz's 8 seeds
Noah tossed a bean bag 12 times and got 9 in the bucket. Pia tossed 120 times and got 66 in. Whose results are the better guide for the next toss?
- Use Noah's 12 tosses
- Use Pia's 120 tosses
- Use both the same
Kira's bottle landed upright 12 of 30 flips. Bo's bottle landed upright 18 of 50 flips. Whose tally shows the larger share of uprights?
- Bo's tally
- The shares are the same
- Kira's tally