Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

find out the sample size needed given these factors:

1. one-tailed t-test with two independent groups of equal size
2. alpha =.05
3. beta = .2

Assume that the result is a sample size beyond what you can obtain. Use the compromise function to compute alpha and beta for a sample half the size. Indicate the resulting alpha and beta. Present an argument that your study is worth doing with the smaller sample.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M943997

Have any Question? 


Related Questions in Statistics and Probability

A researcher collected sample data for women ages to the

A researcher collected sample data for women ages to. The sample had a mean serum cholesterol level (measured in mg/100 mL) of , with a standard deviation of. Assuming that serum cholesterol levels for women ages to are ...

1 an investigator wants to determine if a new program aimed

1. An investigator wants to determine if a new program aimed at reducing the overall number of pregnancies in a highly populated area is effective (reducing average births below 6 per household). In order to carry out th ...

Identify a business related management problem translate

Identify a business related management problem translate the management problem into a hypothesis assumption accurately state the null hypothesis and alternative hypothesis.

It is estimated 30 of all adults in united states invest in

It is estimated 30% of all adults in United States invest in stocks and that 88% of U.S. adults have investments in fixed income instruments (savings accounts, bonds, etc.). It is also estimated that 25% of U.S. adults h ...

Assignment choice 1 the great migrationwrite an essay on

Assignment Choice #1: The Great Migration Write an essay on the great migration of the black population to the northern United States.  What were the reasons for the great migration? What were some of the risks involved ...

Objectivenbspstudents will assume the identity of a person

Objective:  Students will assume the identity of a person living in the north or south during the Civil War and provide a personal experience in the form of a letter. Most of what we know of history prior to technologica ...

1 in what ways are experimental research designs preferable

1. In what ways are experimental research designs preferable to correlational or descriptive designs? What are the limitations of experimental designs? 2. What is the purpose of random assignment to conditions? 3. Descri ...

The annual commissions earned by sales representatives of

The annual commissions earned by sales representatives of Machine Products, Inc. a manufacturer of light machinery, follow the normal probability distribution.  The mean yearly amount earned is $40,000 and the standard d ...

A prospective purchaser wishes to estimate the mean dollar

A prospective purchaser wishes to estimate the mean dollar amount of sales per customer at a toy store located in an airport terminal. Based on data from other similar airports, the standard deviation of such sales is ab ...

Imagine that you conduct a study to test the average level

Imagine that you conduct a study to test the average level of guilt experienced by Christians, Jews, Buddhists, Muslims, and Hindus. Could you use an ANOVA to analyze your data? Why or why not?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen