Explain mean confidence interval for the population, Operation Management

Assignment Help:

You wk for a consumer advocate agency and want to find the mean repair cost of a washing machine. As part of your study, you randomly select 45 repair costs and find the mean to be $115. The sample standard deviation is $16.40.

a. construct 90% of the mean confidence interval for the population of mean repair cost

b.the 90% interval confidence is _____ , ______ (Round to two decimal places as needed).


Related Discussions:- Explain mean confidence interval for the population

Line balancing, What happens if balance doesn''t exist

What happens if balance doesn''t exist

Explain what is the purpose of registering securities, Analyze why you thin...

Analyze why you think that the Securities Act of 1933 allows for an exemption to a nonprofit educational organization? The state, based on their securities regulations, could re

Explain the elements of an organizations environment, Describe the elements...

Describe the elements of an organization's external environment. Why is it important to understand the external environment?

Difference among purchasing and supply management, What is the difference b...

What is the difference between purchasing and supply management?

Explain revealed its batna, During a negotiation, the union proposes a 25 c...

During a negotiation, the union proposes a 25 cent per hour wage increase across the board. Management says it cannot afford that. Management has just: A. Reached an impasse B. Est

Explain controlling stock levels of all the products at tep, Using Pareto a...

Using Pareto analysis, categorize the products into Classes A, B, C, based on usage value. Would this approach be useful for categorizing and controlling stock levels of all the pr

Explain how often do you think very favourable, How often do you think very...

How often do you think very favourable, intermediate, or very unfavourable situations occur to leaders in real life? Based on Fiedler's theory

Describe when stakeholder identification occurs, Explain when stakeholder i...

Explain when stakeholder identification occurs and explain the importance of stakeholder analysis

Define what would the average inventory be for this lot size, A chemical fi...

A chemical firm produces sodium bisulfate in 100-pound bags. Demand for this product is 30 tons per day. The capacity for producing the product is 50 tons per day. Setup costs $100

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