In: Statistics and Probability
2. The proportion of people who wait more than an hour at the Social Security Office is 28%. Use this information to answer the following questions:
A. If you randomly select 45 people what is the probability that at least 34% of them will wait more than an hour?
B. If you randomly select 60 people what is the probability that between 25% and 30% of them will wait more than an hour?
C. If you randomly select 150 people what is the probability that less than 23% of them will wait more than an hour?
Let p denotes the true proportion of people who will wait more than an hour.
A)
B)
C)