Let Pbe the set of polynomials. Let a, b, c and d be elements of Psuch that band dare non-zero elements of P Which of the follow
1 answer:
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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: