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

Passive deficit is the portion, A passive deficit is the portion of the def...

A passive deficit is the portion of the deficit that exists when: A. inflation is not fully anticipated. B. inflation is fully anticipated. C. the economy is at potential income. D

Tenets of the mercantilist school, Examine two (2) tenets of the mercantili...

Examine two (2) tenets of the mercantilist school. Determine whether you agree or disagree with these principles. Provide at least two (2) reasons to support your answer

Find real interest rate and nominal interest rate, #questionAssume that an ...

#questionAssume that an economy''s GDP Y=5000. Also assume that the government runs a deficit where tax revenue T=1000 and government expendituresG= 1500. The consumption function

The goals of macroeconomic policy, THE GOALS OF MACROECONOMIC POLICY  E...

THE GOALS OF MACROECONOMIC POLICY  Economic analysis attempts to explain why problems arise in the economy and how these problems can be dealt with. It is, therefore, indispens

Demand for running shoes is highly inelastic, Assume that the demand for ru...

Assume that the demand for running shoes is highly inelastic and the supply curve for running shoes is highly elastic. Suppose that the tastes of the exercising public shift away f

Explain production possibility curve & competitive firm’s , (a)   Explain t...

(a)   Explain the meaning of efficiency in economics and use a sketch diagram to illustrate its attainment by reference to the Production Possibility Curve.   (b)  Refer to the

Fixation, what is the basis of fixation

what is the basis of fixation

Describe wage and employment for healthcare workers, Analyze how a model of...

Analyze how a model of the labor market can be used to explain wage and employment for healthcare workers.

Fiscal policy have occurred, What were the key provisions of the economic s...

What were the key provisions of the economic stimulus bill passed by congress in February 2008? What further changes in fiscal policy have occurred since this time?

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