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 michael porter''s competitive forces model, Discuss Michael Porter'...

Discuss Michael Porter's Competitive Forces Model. Provide examples to illustrate your points.

Performance criteria for layouts, Outline performance criteria that is impo...

Outline performance criteria that is important in creating a layout . Identify the types of layout performance criteria that might be most important in the following settings. a -

Explain must prepare a budget for a change initiative, Change plans must co...

Change plans must consider the use of a companys resources to maximize potential and ensure success. Financial resources are a definite consideration for any plan or objective. I

Explain the skills of an engineer and an engineer manager, Compare the skil...

Compare the skills of an engineer and an engineer manager

Explain organizational culture serves in organizations, Organizational cult...

Organizational culture serves what purpose in organizations?

Explain the specific type of consumer that the coca-cola, Describe the spec...

Describe the specific type of consumer that the Coca-Cola Company is targeting with each of the following products: Diet Coke, Diet Coke Plus, Coca-Cola Blak, and Full Throttle Blu

Explain the problems associated with performance measurement, Question 1: ...

Question 1: The objective of Government organizations is not for profit. Explain the problems associated with performance measurement in not for profit organisations and ho

Explain actual and forcasted demand level, The following are monthly actual...

The following are monthly actual and forcasted demand level for may through December for units of product manufactured by N. Month Actual demand Forecast demand May 100 102

Discuss whether a company must have balance set of managers, Discuss whethe...

Discuss whether a company should have a balance set of managers of equal diversity background as employees. Support your answer.

Explain choosing a new piece of equipment, The following table shows the cr...

The following table shows the critical factors in a company's decision on choosing a new piece of equipment. Calculate the breakeven volume and utilization for each option and then

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