Problems basaed on distribution phone bills

Assignment Help Other Subject
Reference no: EM13800700

According to a report by Scarborough Research, the average monthly household cellular phone bill is $60. Suppose local monthly household cell phone bills are normally distributed with a standard deviation of $11.35.

(a) What is the probability that a randomly selected monthly cell phone bill is more than $85?

(b) What is the probability that a randomly selected monthly cell phone bill is between $45 and $70?

(c) What is the probability that a randomly selected monthly cell phone bill is between $65 and $75?

(d) What is the probability that a randomly selected monthly cell phone bill is no more than $40?

Reference no: EM13800700

Questions Cloud

African and western concepts of slavery : 1. Based on your reading of Behn's Oroonoko and Olaudah Equiano's Interesting Narrative explain (with specific textual examples) the differences between African and Western concepts of slavery in the 18th century.
Developing comprehensive project proposal outline : Continue developing the comprehensive project proposal outline. Develop the project budget for your project proposal.
Parenting home life : Name: Josephine Phillips Date: 13 July 2015 Mod/Case: Module 1/ Case 1 Tentative paper title: Parenting home life, society, race, technology, ethnicity, socioeconomics Having an education can lead to a better life. In the state of education today, ma..
Developing the comprehensive project proposal outline : Continue developing the comprehensive project proposal outline. Develop the strategies used to execute the project.
Problems basaed on distribution phone bills : What is the probability that a randomly selected monthly cell phone bill is between $65 and $75?
What makes it non-realistic : What is a modern TV show, movie, or play produced in the style of theatricalism? what makes it non-realistic
What will happen to the unsold inventory of 95,000 units of : Last year your company built 1,5000,000 units of product Able and sold 1,405,000. After 12 months in R&D, a revision of product Able is due out tomorrow on January 2 (The first business day of this year). What will happen to the unsold inventory of 9..
Calculate how fast is the river flowing : A boat takes 4h to travel down a 30km river, then 6.0h to return. How fast is the river flowing
Policies that solve the problems of one group in society : Dye (2010) stated "Policies that solve the problems of one group in society may create problems for other groups." Present one policy specifically targeted towards one group in society that created issues for other groups. Respond to at least two ..

Reviews

Write a Review

Other Subject Questions & Answers

  Benefit of large-scale market entries investments

One benefit of large-scale market entries investments is to: -Assure local customers and suppliers you are here for the long haul - Demonstrate a commitment to a long-term investment in dollars and manpower -Show you are willing to take a risk -Indic..

  Discuss how supply and demand would be affected

Discuss how supply and demand would be affected under each of the four degrees of competition(pure competition,monopolistic competition,oligopoly,and monopoly). give specfic examples to support your response.

  Desirable versus undesirable and normal versus abnormal

Desirable versus undesirable, and normal versus abnormal: How does the theory distinguish desirable from undesirable development and normal from abnormal development?

  One of the main aspects of eriksons theory is ideas

one of the key aspects of eriksons theory is his ideas concerning the fixed stage theory of psychosocial

  How you can help teenagers also adults get through

After reviewing PowerPoint presentation this week on adolescent brain also your readings in Feldman, describe how you can help teenagers also adults get through se adolescent years without risk of long term affects of poor choices.

  Importance of basing important decisions

As a recently promoted manager, you are learning about the importance of basing important decisions on good assumptions - decisions that have been made and what the assumptions that the decisions were based upon must have been.

  How has cybercrime contributed to the crime rate

How has cybercrime contributed to the crime rate in the past 10 years? How is technology being used to commit crime and to fight crime within the United States?

  What is the role of proportion balance and symmetry

What is the role of proportion, balance, and symmetry in the ancient Egyptian statue of Menkaure and his wife

  Why is the gabrielli formula used for evaluation of injuries

When and why is the Gabrielli Formula used for evaluation of injuries? Give the Gabrielli Formula and explain the meaning of the different terms of the formula

  Type of acquired immunity

The specific type of acquired immunity that a fetus obtains from maternal antibodies that cross the placenta is called:

  Race affects the consideration of job applicants

I want to know how race affects the consideration of job applicants. I have 20 men make appointments for advertised managerial jobs at the same 10 companies. Half of them are African American and half are white.

  Engaged in biotechnology

Supposed that you were engaged in biotechnology, or genetic engineering: what environmental safeguards would you impose on your own research?

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