The Excel file restaurant wait time lists the wait times, in minutes, for the 25 tables seated last Saturday night at a very popular restaurant. Management of the restaurant is concerned with the time a patron must wait before being seated for dinner.
Explain why the times are a population.
Using Excel, provide a five summary statistics of the distribution.
The middle 50% customers wait time was between what two numbers?
Calculate the mean, median, and mode. Which measurement best describes the central tendency of the data?
Calculate the standard deviation. Comment on the shape of the distribution.
Give the wait time representing the 60th percentile
What is the percentage rank of a customer who waited 60 minutes?