1.

Construct a boxplot for the following data and detect outlier: 42 39 31 29 28 25 24 23 23 199

2.

Assume the probability of raining is 0.10 every day. Assume independence on different days, find the probability of raining on at least 1 day for the coming week.

3.

A particular telephone number is used to receive both voice calls and fax messages. Suppose that 35% of the incoming calls involve fax messages, and consider a sample of 30 incoming calls. What is the probability that at least 3 of the calls involve a fax message.