Answer:
B.25%; 70%; 5%
Step-by-step explanation:
Other options have % very close to eachother, pie chart may not reflect the difference
Answer:
b. 9.2 minutes
Step-by-step explanation:
To find the expected waiting time for a random call from the sampie given by using the formula:

number of calls (x) waiting time f(x) in minutes f(x) *(x)
0 0 0
2 3 6
4 10 40
6 15 90
8 10 80
10 6 60

Therefore:


Answer:
20 or(1+19)
(3+17)
(19.5+.5)
there are infinity of choices
D:23 because 23 minus 5 equals 18
The answer is no shbajahwje