A facilities supervisor at a sports stadium wants to rate

Last updated: 7/9/2022

A facilities supervisor at a sports stadium wants to rate the condition of the seats at the stadium. Which of the following best describes a stratified sample of seats? The supervisor forms 6 groups of seats based on the dates the seats were last replaced. Then, she selects 9 seats at random from each group. The supervisor forms groups of 9 seats based on the sections the seats are in. Then, she selects all of the seats in 6 randomly chosen groups. All of the seats in the VIP section are easily accessible. So, the supervisor selects the 54 seats in this section.