Question: Internet charges (2.1) Some Internet service providers (ISPs) charge companies based on how much bandwidth they use in a month. One method that ISPs use for calculating bandwidth is to find the 95th percentile of a company's usage based on samples of hundreds of 5-minute intervals during a month.
(a) Explain what "95th percentile" means in this setting.
(b) Which would cost a company more: the 95th percentile method or a similar approach using the 98th percentile? Justify your answer.