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 one example from your professional experience, The process of outso...

The process of outsourcing the creation of a product or a service is a controversial, yet critical strategic decision for many employers. Describe one example from your professiona

Explain how would you measure marketing productivity, How would you measure...

How would you measure marketing productivity? What measures would you use and why? Explain.

Ethical statements for mass-marketed, To be consistent with its stated valu...

To be consistent with its stated values of improving the health of its consumers, General Mills introduced ethics into the ______ phase of its marketing strategy for its mass-marke

Proposed solutions to combat conflicts of interest, Three major solutions h...

Three major solutions have been proposed to combat the medical industry conflicts of interest detailed above in this paper. The first solution is embodied in the Physician Payments

Describe case studies with ethnographic research, 1. What benefits can be g...

1. What benefits can be gained from case studies? What dangers, if any, are there in using case studies? In what ways are they useful? Support your answers. 2. Provide some exam

Explain how to create a living, What would you suggest to companies on how ...

What would you suggest to companies on how to create a living, adapting marketing plan?

Explain the capability index, Q 1 The capability index (Cpk) calculates the...

Q 1 The capability index (Cpk) calculates the percentage of items being produced within specifications. Q 2 Design quality in products refers to the degree to which a product or

The abc system, The ABC system is a method of  Managing inventory.

The ABC system is a method of  Managing inventory.

Explain issues facing ceos and organizations, Given that frame, what are so...

Given that frame, what are some of big issues facing CEOs and Organizations. Which ones do you think are the most problematic in terms of impacting strategy?

Explain objectives of job evaluation, Explain objectives of job evaluatio. ...

Explain objectives of job evaluatio. Objectives of job evaluation: a) Decides the relative values of various jobs in an organization.  b) Helps to formulate a suitable a

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