1.
probabillity that number of heads in trial is_ | 0 | __=__ | 4 / 80 | __=__ | 0.05 |
probability that number of heads in trial is | 1 | = | 8 / 80 | = | 0.10 |
probability that number of heads in trial is | 2 | = | 36 / 80 | = | 0.45 |
probability that number of heads in trial is | 3 | = | 20 / 80 | = | 0.25 |
probability that number of heads in trial is | 4 | = | 12 / 80 | = | 0.15 |