In a class of 28 students, 17 play an instrument and 6 play a sport. There are 4 students who play an instrument and also play a sport. What is the probability that a student chosen randomly from the class plays a sport and an instrument? ​

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000