Obtain the size of the current balance of a random sample

Assignment Help Econometrics
Reference no: EM13224334

A researcher is interested in the size of the current balance of credit card holders. To estimate this, he obtains the size of the current balance of a random sample of 25 credit card holders. A 90% confidence interval for the mean current balance of credit card holders is found to be $662.72 +or- $44.70. Which of the following would produce a confidence interval with a smaller margin of error than this 90% confidence interval?

Reference no: EM13224334

Questions Cloud

Find the standard time and the percentage of workers : If the PR (perfomace rating) of the individual is 97% and the allowance is 0.75 mintues, find the standard time and the percentage of workers eho will be able to finish the job within the specified time.
Explain copper sulfate is needed to contain : What volume of a 0.23 M solution of copper sulfate is needed to contain 3.21 millimoles of copper sulfate?
How do social enterprises create and capture value : How can we create a demonstrably equitable way of sharing mutually created value between the social enterprise/social business and its micro-entrepreneurs?
Discuss what created the problem in the test market : The product always sold out of the vending machines, but the consumption of coffee stayed the same and the sale of other Pepsi products declined. In terms of levels of categorization, discuss what created the problem in the test market.
Obtain the size of the current balance of a random sample : A researcher is interested in the size of the current balance of credit card holders. To estimate this, he obtains the size of the current balance of a random sample of 25 credit card holders. A 90% confidence interval for the mean current balance..
Explain what is the molar mass of c2 h6 o : 1.3 grams of the non-electrolyte C2 H6 O is dissolved in water and the freezing point of the solution is found to be -0.80C. (a) What is the molar mass of C2 H6 O?
Explain the idea of an antifestival and provide an example : Explain the idea of an antifestival and provide an example [not mentioned in your textbook] of an antifestival. How do marketers impact antifestivals?
Explain the concept of co-consumers and relate : Explain the concept of co-consumers and relate why it is important to marketers. Give an example not discussed in your textbook.
Pharmaceutical calculation training manual to assist : If you were compiling a pharmaceutical calculation training manual to assist new pharmacy technicians, what two (2) best practices would you emphasize that you learned in this course?

Reviews

Write a Review

Econometrics Questions & Answers

  What is the highest amount you are willing to pay per period

what it is doing, given its high cost. You consider paying them some amount per period so that they would stop producing in this market. Based on (b) and (c), what is the highest amount you are willing to pay them per period, including any transac..

  Explain multiplier

What is the multiplier? How is it calculated? Why is the multiplier related only to consumption spending?

  Define are resources being allocated efficiently

Given how resources are currently allocated, the Lexington police department can use a marginal policeman to prevent murders, in which case he will prevent 1 murder/year, or the prevent robberies, in which case he will prevent 75 robberies/year.

  Do you anticipate earning a profit or a loss

You are a manager T Glass, Inc.- a mirror and window supplier. Recently, you conducted a study of the production process for your single-side encapsulated window. The results form the study are summarized in the table below, and are based on 5 uni..

  Find what eort level does the agent choose

A principal hires an agent to run a business for one year. The agent can exert high eff ort or low eff ort. High ef fort lowers the agent's utility by 10,000. Low e ffort is costless. If the agent exerts high e ffort, the business makes a pro t of..

  What would have been the size of the multiplier

Suppose that an initial $40 billion increase in investment spending expands GDP by $40 billion in the first round of the multiplier process. If GDP and consumption both rise by $36 billion in the second round of the process, what is the MPC in thi..

  What is total surplus after the tax

Andre walks Julia's dog once a day for $50 per week. Julia values this service at $60 per week, while the op-portunity cost of Andre's time is $30 per week. The government places a tax of $35 per week on dog walkers. After the tax, what is total s..

  What is the approximate value of before-tax marr

A widget production machine can be purchased and installed for $100,000. It is in the seven-year GDS property class, and is expected to be kept in service for eight years. It is believed that $7,500 can be obtained.

  How much will the new certificate be worth

Now the company plans to invest of 9% per year. Now the company plans to invest the total amount accrued in another certificate that pays 9% per year compound interest. How much will the new certificate be worth 2 years form now.

  What is the average cost to product 200 statuettes

You have decided to go into business producing little wooden statuettes. Your cost function for the statuettes (S) is given by C(S)=40+S+S^2. What is the average cost to product 200 statuettes

  What is probability to receive 8 orders in next hour

An office receives 20 faxed orders every two hours. (1) What is the probability that it will receive 8 orders in the next hour (2) What is the probability that an order will be faxed within the next 9 minutes (3) What is the probabilit..

  Find the coefficient of determination

Based on a sample of 30, suppose we estimate a regression model and find b1=8.4, SSR=128, SSE=286 a) Find the coefficient of determination (R^2) b) Test at the 10% significance level against the two sided alternative the null that B1=0

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