What is the variance of the time between arrivals

Assignment Help Macroeconomics

Reference no: EM13207292

Cars arrive at Carla's Muffler shop for repair work at an average of 3 per hour, following an exponential distribution.
(a) What is the expected time between arrivals?
(b) What is the variance of the time between arrivals?

Reference no: EM13207292

Questions Cloud

What is the purpose of international relations : What is the purpose of International Relations theory and what is the purpose of the state - describe the difference between scientific realism and transactional social constructionism

Compute the melting point of the metal : the absolute entropies of the solid and liquid metal are 24.0 and 66.2 J/K.mol, respectively, at the melting temperature. Calculate the melting point of the metal

What factors might account for such a curve : b.) If the firm faces a horizontal supply curve of labor at W*, how would it determine E*, the equilibrium level of of employment c.) Since it is an upward sloping curve, it will not pick E*. How will it decide how much labor to employ, and how wi..

Compute the ph at the equivalence point for the titration : Calculate the pH at the equivalence point for the titration of 0.170 M methylamine (CH3NH2) with 0.170 M HCl. The Kb of methylamine is 5.0× 10-4.

What is the variance of the time between arrivals : Cars arrive at Carla's Muffler shop for repair work at an average of 3 per hour, following an exponential distribution. (a) What is the expected time between arrivals (b) What is the variance of the time between arrivals

Explain what is the final pressure in the flask : In a closed 1.00 L flask, 2.60 atm of CO reacts with 5.80 atm of O2 according to the equation below. Assuming that the temperature remains constant, what is the final pressure in the flask?

How and why the firms demand curve for labor will compare : Consider a firm with the same production function of $20 output price when 2 units of output are produced but operating under imperfect competition in the product market. Explain how and why the firms demand curve for labor will compare to that of..

How often do you look at a clock or watch during the day : How often do you look at a clock or watch during the day? Is there anything unnatural about being governed by clocks or watches? What would happen to modern society if all the timepieces stopped, never to run again?

State what is the volume of nitrogen at stp : Using the dumas method, you find that a sample weighing 71.6mg gives 3.84mL of nitrogen gas at 23 deg.celcius and 785 mmHg. What is the volume of nitrogen at STP?

User Account

All Pages