Calculate the normal time for the job, Operation Management

Assignment Help:

A work  sampling  study  is to  be made of a typist  pool. It is  left that  typists are idle  30 % of the  time. How many observations  should  be made  in order  to  have 395.5%  confidence so that  so that  the accuracy  within +    4%.

Solution

Number  of observation required for  work  sampling study=

             N = c2 pq / E2

 Where c  =  constant  depending  on confidence level

 P =  percentage of iding q  percentage of activity  E = absolute error

 C= 2  for  95.5%  confidence level  p = 0.3 , q = 1- p = 0.7, E = 4 % = 0.04

  N =  4X 0.3X 0.7 / 0.04 2= 0.84 /0.0016= 525


Related Discussions:- Calculate the normal time for the job

Explain a wealthy farmer owns fifty acres of land, A wealthy farmer owns fi...

A wealthy farmer owns fifty acres of land. He is going to plant each acre with sugarcane or corn. Each acre planted with sugarcane yields Rs 16,000 profit; each with corn yields Rs

Explain production in terms of management, Explain Production in terms of m...

Explain Production in terms of management. Production is any procedure or process developed to transform a set of input elements as men, capital, materials, energy and inform

Explain the challenges in using the mbti instrument, Describe the challenge...

Describe the challenges in using the MBTI instruments or Keirsey Temperament sorter in project management situation and how you would address them. Speculate the acceptance level o

Explain transportation problem, How many constraints are there in a transpo...

How many constraints are there in a transportation problem which has 5 supply points and 4 demand points?

Describe interface of financial policy, Explain Interface of Financial Poli...

Explain Interface of Financial Policy and Strategic Management?

Compute the shape yield percentage, You punch multiple parts from a sheet o...

You punch multiple parts from a sheet of Aluminium. The sheet is a 1728 square-inches rectangle and you get 18 parts that are 70 square-inches each. The machine is old so you inclu

Describe schedule of matches for the couples, Chris Lane, the head professi...

Chris Lane, the head professional at Royal Oak Country club, must develop a schedule of matches for the couples' golf league that begins its season at 4PM tomorrow. Eighteen couple

Different approaches to innovation discussed organizations, Analyze the dif...

Analyze the different approaches to innovation discussed in this chapter to determine which approach you think would be the greatest value to the greatest number of organizations.

Explain one attribute or capacity of servant leadership, Write a 500-750-wo...

Write a 500-750-word paper analyzing emerging leadership theories. Address the following questions and concepts 1) Describe one attribute or capacity of servant leadership an

Explain identify an ethical framework that applies, Discuss the legal and e...

Discuss the legal and ethical issues surrounding Solyndra, the California based solar panel manufacturer. Incorporate two to three specific laws or ethical codes that apply to the

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