Amuseum opened at 8: 00am. in the first hour, 350 people purchased admission tickets. in the second hour, 20% more people purchased admission tickets than in the first hour. each admission ticket cost $17.50 what was the total amount of money paid for all the tickets purchased in the first two hours?

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected