A company claims the average time a customer waits

Assignment Help Applied Statistics
Reference no: EM13749625

A company claims the average time a customer waits on hold is less than 5 min. A sample of 35 customers has an average wait time of 4.78 min. Assume the population standard deviation for wait time is 1.8 min. Test the company claim at the α = 0.05 significance level by comparing the calculated 

Reference no: EM13749625

Questions Cloud

How did voting rights relate to nationhood : How did voting rights relate to nationhood? Women and "nationhood". Women's suffrage brought new rights. Were there still shortcomings after suffrage? Any items not gained with voting rights?
What was its value at the end of 2005 : A company's stock price rose  362.7% in 2004, but dropped 78.0 in 2005. a. Compute the geometric mean rate of return for the two year period 2004-2005. (Hint: Denote a decrease of 78.0% by -0.78) b.  If someone purchased $1,000 of the company's stock..
What character string does the binary ascii code represent : What character string does the binary ASCII code represent
Create a strategic management action plan : create a strategic management action plan. here are a few topics to choose from.
A company claims the average time a customer waits : A company claims the average time a customer waits on hold is less than 5 min. A sample of 35 customers has an average wait time of 4.78 min. Assume the population standard deviation for wait time is 1.8 min. Test the company claim at the α = 0.05 si..
What were your strengths as an individual team member : If you could start over again, how would your project plan be different. What were your strengths as an individual team member? What were your weaknesses
Examine the fall of the western half of the roman empire : Examine the fall of the western half of the Roman Empire. What contributed to its fall?
Provide examples of how economy and social structure of us : Provide examples of how the economy and social structure of the United States did indeed change dramatically during the indicated years.
Pros and cons to implementing a switched network : Imagine that you work as a network administrator for a medium-size company. You have suggested to your boss to upgrade the existing hubs with Cisco Catalysts switches. Provide justification for this action. Include at least three (3) pros and thre..

Reviews

Write a Review

 

Applied Statistics Questions & Answers

  Current facility to meet increasing demand

A company is considering expansion of its current facility to meet increasing demand. If demand is high in the future, the major expansion would result in an additional profit of $800,000, but if demand is low then there would be a loss of $500..

  Two random variables with joint pdf

Let X1, X2 be two random variables with joint pdf f(x1, x2)=4x1x2, 0

  The file hotelprices contains the prices in english pounds

The file HotelPrices contains the prices in English pounds

  A business man must travel to five different destinations

A business man must travel to five different destinations

  In a certain city the need for money to buy alcohol

In a certain city the need for money to buy alcohol is given as the reason for 60% of all thefts. What is the probability that the exactly 2 of the next 4 theft cases reported in this city did not result from the need for money to buy alcohol?

  Evaluate the probability the sample mean

What can we say about the shape of the distribution of the sample mean?

  Claims must be true based on this information

A weight-loss clinic advertised that last month its patients, on average, lost 6 LBS . Assuming that average refers to the mean, which of the following claims must be true based on this information

  Give the state transition probability matrix

Give the state transition probability matrix

  What is the probability that a customer will receive

What is the probability that a customer will receive his meal in less than 10 minutes?

  Independent random samples taken at two local malls

Independent random samples taken at two local malls provided the following information regarding purchases by patrons of the two malls.

  Question 1 a normal population has a mean of 78 and a

question 1 a normal population has a mean of 78 and a standard deviation of 6. you select a sample of 50. evaluate the

  Calculate the regression equation

Calculate the regression equation for this data

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