Problem: ABC Company is selling the umbrella which sells direct to the customers.
It has established that the historical data as below:
|
Umbrella's demand per month
|
Frequency
|
|
200
|
2
|
|
300
|
6
|
|
400
|
8
|
|
500
|
12
|
|
600
|
18
|
Try to find:
What is the expected umbrella’s demand per month?