Suppose the average waiting time for a customer's call to be answered by a company representative (modeled by exponentially decreasing probability density functions) is 10 minutes. Find the median waiting time. Select the correct answer.
a. 10.93 minutes
b. 7.93 minutes
c. 6.93 minutes
d. 9.93 minutes
e. 8.93 minutes
c. 6.93 minutes
Mathematics
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Calculate 
, where a and b are the left and right end points for which f is defined, by using the Interval Additive Property and the appropriate area formulas from plane trigonometry.f(x) = 
A. ? + 48 B. ? + 53 C. ? + 50 D. 4? + 50
Mathematics
Evaluate as instructed.Evaluate (fg)(1).
A. -5 B. 0 C. 6 D. 3
Mathematics
Determine the unit rate.4144 cartons filled in 0.8 hour
A. 4145 cartons/hr B. 3315 cartons/hr C. 4604 cartons/hr D. 5180 cartons/hr
Mathematics
Find the product of the given complex number and its conjugate. Write the answer in the form a + bi.
- 4i
A. 11 + 16i B. 27 C. 15 D. 11 - 16i
Mathematics