Question

When looking at a person’s eye color, it turns out that 1% of people in the world has green eyes ("What percentage of," 2013). Consider a group of 20 people.
a. State the random variable.
b. Argue that this is a binomial experiment.
c. Find the probability that none have green eyes.
d. Find the probability that nine have green eyes.
e. Find the probability that at most three have green eyes.
f. Find the probability that at most two have green eyes.
g. Find the probability that at least four have green eyes.
h. In Europe, four people out of twenty have green eyes. Is this unusual? What does that tell you?​

Answer 1

Answer:

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