Question: Consider the following record of sales for a product for the last 100 days.
|
SALES UNITS
|
NUMBER OF DAYS
|
|
0
|
15
|
|
1
|
20
|
|
2
|
30
|
|
3
|
30
|
|
4
|
5
|
|
|
100
|
a. What was the probability of selling 1 or 2 units on any one day?
b. What were the average daily sales units?
c. What was the probability of selling 3 units or more?
d. What was the probability of selling 2 units or less?