Problem:
A mail order company tracks the number of returns it receives each day. Information for the last 40 days shows
| Number of returns |
Number of days
|
| 0-99 |
10 |
| 100-199 |
15 |
| 200-299 |
9 |
| 300 or more |
6 |
Required:
Question 1) How many sample points are there?
Question 2) List and assign probabilities to sample points.
Question 3) What procedure was used to assign these probabilities?
Solve the problem and show all work.