United states postal service, Macroeconomics

Assignment Help:

The United States postal service report 95% of first class mail within the same city is delivered within two days of the time of mailing. Six letters are randomly sent to different locations. A) What is the probability that all six arrive within two days? B) What is the probability that exactly five arrive within two days? C) Find the mean number of letters that will arrive within two days? D) Compute the variance and standard deviation of the number that will arrive within two days.


Related Discussions:- United states postal service

Protectionism and free trade, why is international trade important for sout...

why is international trade important for south Africa

International trade, difference between mercantilism and absolute advantage...

difference between mercantilism and absolute advantage

Decrease the nominal deficit, Which of the following will decrease the nomi...

Which of the following will decrease the nominal deficit? A. An increase in taxes. B. An increase in the debt. C. An increase in government expenditures. D. An increase in interest

Evaluate the additional social loss, A monopoly has a total cost function o...

A monopoly has a total cost function of C(Q) = 8Q and faces a market demand Q = 100 ? 2p, (a) calculate the deadweight loss; (b) The firm now spent an amount equal to half of

Per year interest rate, For an interest rate of 12% per year compounded con...

For an interest rate of 12% per year compounded continuously, find (a) the nominal rate per year, (b) the nominal rate per quarter, (c) the effective rate per quarter, and (d) the

Outsourcing to the private sector help reduce the deficit, I need some help...

I need some help organizing an outline for a 5000-6000 word paper. What I am asking for is ideas on how to best organize this topic: "Should Government do it all? Can outsourcing t

As-ad model with inflation, The AS-AD model with inflation When we remo...

The AS-AD model with inflation When we remove assumption of constant prices to allow varying real wages. Resulting model was known as AS-AD model. Similarly we now remove the a

Heckscher-ohlin theory, Suppose Nigeria has 20 million workers and 16 milli...

Suppose Nigeria has 20 million workers and 16 million units of capital, while Botswana has 5 million workers and 3.5 million units of capital. Which of the following statements is

Marginal propensity to save, Marginal Propensity to save  (MPS)  is the r...

Marginal Propensity to save  (MPS)  is the ratio of change in total saving to change in total disposable income. Symbolically,     MPS = ?S/?Y For example, total

Natural resources are being rapidly depleted, Assume that there are only tw...

Assume that there are only two inputs (labor and natural resources) producing two goods (movies and gasoline) with no improvement in society's technology over time. Further, assume

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd