User Account

All Pages

Percentage of cell-phone batteries

Assignment Help Business Economics
Reference no: EM132286251

Cell-phone batteries have a have an average life-span of 450 charges with a standard deviation of 50 charges. What percentage of cell-phone batteries will last for less than 400 charges? Assume a normal distribution. I know the answer is 15.87 batteries are less than 400 charges, just don't know how to get there.

Reference no: EM132286251

Questions Cloud

Random sample of? front-seat occupants : A simple random sample of? front-seat occupants involved in car crashes is obtained. Among 2803 occupants not wearing seat? belts, 37 were killed.
Will he be admitted to this university : Will he be admitted to this university? I know the answer is 80.23 not sure how to get there?
Design a digital presentation demonstrating two types : Twenty-first century teachers must prepare 21st century students for college and career. A large part of that preparation involves technology.
Write null and alternative hypotheses : Compare correlation coefficients used and determine when/if the requirements of each are met - Write null and alternative hypotheses that demonstrate
Percentage of cell-phone batteries : What percentage of cell-phone batteries will last for less than 400 charges? Assume a normal distribution.
Could the reform have begun a century prior : In what ways was Martin Luther a conservative thinker compared to others such as Calvin or the Anabaptists? Could the reform have begun a century prior
Percent of amphipoda are expected to weigh : What percent of amphipoda are expected to weigh between 500 and 700 micrograms? I know the answer in 98.76, just not sure how to get there?
Confidence interval for the population proportion of men : A study of men over the age 40. With a random sample of 150 says 54 of them suffer allergies. Calculate and interpret the 95% confidence
Confidence interval for the mean waiting time : Calculate and interpret the 99% confidence interval for the mean waiting time.

Reviews

Write a Review

Business Economics Questions & Answers

  Describe evolution of problem and emergence of ug business

Present a brief background and some history - Describe the evolution of the problem and the emergence of the UG business. Discuss the mechanics of operation of this UG activity, as well as the ways in which payments are made.

  Described by the demand curve

Acme Drug Co. has a patent on the drug A-rene, the annual demand for which can be described by the demand curve: How many units of the drug will Acme produce each year, and what price will it charge, in order to maximize its profits? What will be its..

  What happens to the money supply

What is the difference between contractionary and expansionary monetary policy? What is the intention of each policy under a depression, recession, or robust economy? Which type of monetary policy is more appropriate today and why?

  Payment and make the five annual payments

How much cheaper is the discounted financing option?

  Write the equation for the iso-cost line and plot

Suppose that price of capital is $1 and price of labor is $2 and total outlay is $16. Write the equation for the iso-cost line and plot it on the same graph with the iso-quants.

  Q1 would elasticity be constant for the demand curve

q1. would elasticity be constant for the demand curve represented by the equation q5000-0.5p?whyq2. if the cost

  Cost of producing the next unit of output

Suppose a perfectly competitive firm sees that price is $23 in the market place. It notices that the cost of producing the next unit of output is $26. What advice would you give to this firm?

  What is the after tax pv of this proposed investment

Liberty Airways is considering an investment of $800,000 in ticket purchasing kiosks at selected airports. The kiosks have an expedited life of four years. Extra ticket sales are expected to be $60,000 per year at a discount price of $40 per ticket. ..

  Tmplemention phase within the sdlc

Complete this assignment by covering the implemention phase within the SDLC, Systems Analysis and Design – The Movement to Objects

  New product development involves various steps

Discuss the steps involved in the process. What strategies can companies adopt to improve the chances of developing a successful new product? Give examples.

  Provide an inefficient amount of a public good

a) What is the principle of minimum differentiation and how does it relate to the free-rider problem we have in society?

  Employer-financed retirement and health insurance plans

During World War II there was a freeze on wages, and corporations found they could evade the freeze by providing other fringe benefits such as retirement funds and health insurance for their employees. The Internal Revenue Service went along with thi..

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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