What is the standard deviation of the sample means

Assignment Help Business Economics
Reference no: EM132195642

Based on the performance of all individuals who tested between July 1, 2014 and June 30, 2017, the GRE Quantitative Reasoning scores are normally distributed with a mean of 152.8 and a standard deviation of 9.13. (https://www.ets.org/s/gre/pdf/gre_guide_table1a.pdf). Show all work.

Just the answer, without supporting work, will receive no credit.

(a) Consider all random samples of 36 test scores. What is the standard deviation of the sample means? (Round your answer to three decimal places).

(b) What is the probability that 36 randomly selected test scores will have a mean test score that is between 150 and 155? (Round your answer to four decimal places).

(c) To get the answer for part (b), what technology did you use? If an online applet was used, list the URL and describe the steps. If a calculator or Excel was used, write out the function.

Reference no: EM132195642

Questions Cloud

Prepare a business plan on a specific project : Prepare a business plan on a specific project or an initiative to be implemented in the business areas covered.
How does it differ from descriptive statistics : What is inferential statistics and how does it differ from descriptive statistics?
Creating a personal resume in microsoft word : This assignment has many different steps to it. Be sure to check off each one so you know that you accomplished it. You will be creating a personal résumé.
Describe the confidence interval in everyday language : Construct a 95% confidence interval estimate of the proportion of adults living in a household without landline phones. Show all work. Just the answer
What is the standard deviation of the sample means : Consider all random samples of 36 test scores. What is the standard deviation of the sample means? (Round your answer to three decimal places).
What approach you will use to present likely outcomes : Describe what approach you will use to present likely outcomes, and to best answer questions posed by the community leaders. Assume the questions posed.
Make a stem-and-leaf display for data : (a) Make a stem-and-leaf display for these data. (Use the tens digit as the stem and the ones digit as the leaf.)
The relationship between business and society differently : What were some of the concepts that made you curious or prompted you to look at the relationship between business and society differently?
What healthcare providers do to improve immunization rates : What can healthcare providers do to improve immunization rates and the problem of disparities among racial, ethnic, and underserved populations?

Reviews

Write a Review

Business Economics Questions & Answers

  Authorized representative

Jann offers to buy a laser printer, with a case of paper, two extra ink car­tridges and the USB cable, from Super Office Supplies for $200.

  Explain the three types of misrepresentation

Hugo, a manufacturer, wanted to retire. His business had some good contracts. For this reason, Ian wanted to buy the business. Hugo showed Ian his accounts for the last three years, his orders for future work not yet carried out and the debts owed to..

  Draw marthas budget constraint-using in difference curves

Suppose that Martha’s income is $40,000 per year. She can spend it on health care visits, which cost $80 per visit, or on groceries (standing for all other goods) which cost $100 per bag of groceries. Draw Martha’s budget constraint. Using in differe..

  How would you go about developing a remedy

What is a classic example of this in the healthcare marketplace and how would you go about developing a remedy to reduce the unfair burden cost shifting places

  The role of project managers

Research job boards for project manager positions. Take note of the various industries that hire project managers. Then, research statistics from the project management institute on the rate of success of projects in different industries including..

  Determine how much the consumption of good

Suppose the income elasticity of demand for good X is 2, its own price elasticity of demand is -4, its advertising elasticity is 3, and the cross-price

  What will happen to the equilibrium price and quantity

Suppose you are studying the market for shoes. Two events take place simultaneously. First, price of leather decreases, and second, consumers' income increases. What will happen to the equilibrium price and equilibrium quantity of shoes?

  Production possibilities frontier

Why is this the case and how does it relate to the marginal product of labor (MPL) in each sector and the production possibilities frontier (PPF)?

  Measure changes in wage inequality

Almost all empirical studies that measure changes in wage inequality in the U.S. over time use only monetary wages as the measure of a worker’s compensation. The studies typically do not include measures of the value of fringe benefits (health insura..

  Demand schedule for a normal good

The following table shows a demand schedule for a normal good:

  Using estimates of the price elasticity of demand

The marginal cost pricing model calculates a markup over marginal costs using estimates of the price elasticity of demand. Will any other pricing strategy result in higher profits?

  The official unemployment rate-force participation rate

Use the following data to calculate (a) the size of the labor force, (b) the official unemployment rate, and (c) the labor force participation rate (defined in Ch. 3) for a hypothetical economy with:

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