Author Question: There are 4 performers who are to present their acts at a variety show. One of them insists on being ... (Read 27 times)

dalyningkenk · **on:** Jul 24, 2018

There are 4 performers who are to present their acts at a variety show. One of them insists on being the first act of the evening. If this request is granted, how many different ways are there to schedule the appearances?

A) 6 B) 24 C) 16 D) 12

Question 2

One year, professional sports players salaries averaged 1.9 million with a standard deviation of 0.7 million. Suppose a sample of 100 major league players was taken.

Find the approximate probability that the average salary of the 100 players exceeded 1.1 million. A) approximately 1 B) approximately 0 C) 0.2357 D) 0.7357