Mean, Median, Standard deviation and Range.
Creek Ratz is a very well-liked restaurant located along the coast of northern Florida. They serve a variety of steak and seafood dinners. Throughout the summer beach season, they do not take reservations or accept "call ahead" seating. Management of the restaurant is concerned with time a patron must wait before being seated for dinner. Listed below is the wait time, in minutes, for the 25 tables seated last Saturday night.
|
28
|
45
|
|
39
|
44
|
|
23
|
65
|
|
67
|
61
|
|
37
|
27
|
|
28
|
24
|
|
56
|
61
|
|
40
|
34
|
|
28
|
44
|
|
51
|
64
|
|
50
|
25
|
|
27
|
29
|
a. describe why the times are a population.
b. Find out the mean and median of the times.
c. Find the range and the standard deviation of the times.