Attendance at London Symphony concerts for the past two years showed an average of 3,000 people per performance with a standard deviation of 100 people per performance. Attendance at a randomly selected concert was found to be 3,290. If attendance data is mound-shaped, does the attendance at the selected concert appear to be unusual?
__________
Justify your conclusion.
________________________________________________________

Question

Quizplus · Accepted Answer

The Answer of Attendance at London Symphony concerts for the past two years showed an average of 3,000 people per performance with a standard deviation of 100 people per performance. Attendance at a randomly selected concert was found to be 3,290. If attendance data is mound-shaped, does the attendance at the selected concert appear to be unusual?
__________
Justify your conclusion.
________________________________________________________

Attendance at London Symphony Concerts for the Past Two Years