Explore BrainMass

Managerial Statistics

Human Resources Trends and Practices

For the SEIIC scenario below, answer the following questions: 1. Identify major trends that are likely to affect a company such as SEIIC. 2. Provide insight in the following areas by identifying at least three significant issues or trends for EACH area: A) Economic and financial (3 significant issues or trends) B)

Business Research/Null & Alternate Hypothesis

2) A sample of 65 observations was selected from one normal population. The sample mean is 2.67 and the sample standard deviation is 0.75. A sample of 50 observations was selected from a second population. The sample mean is 2.59 and the sample standard deviation is 0.65. Conduct a Hypothesis test using the .08 significance leve

Reflection: Application of Research in the Social Sciences, scientific method

I need information for a "Reflection" paper on the Application of Research in the Social Sciences (Reflection is a personal response demonstrating the understanding of the issue at hand and connecting it to personal observation, previous experience, or recent learning). -Include a critical evaluation of how research is applie

Statistics: Expected Value

As a birthday gift, you are mailing a new personal digital assistant (PDA) to your cousin in Toledo. The PDA cost $250. There is a 2 percent chance it will be lost or damaged in the mail. Is it worth $4 to insure the mailing? Explain, using the concept of expected value.

Deming 14 points

Research and discuss Deming's 14 points, then create an ideal process map with minimal waste. Describe how the new process will meet each of Deming's 14 points. Submit one document that contains the streamlined process map, and a second document that explains how the new process will address each of Deming's 14 points. Within yo

Population mean, one-tail test, p-value, standard deviation

This assignment has 9 questions to be answered. Some questions having multiple sub-questions. Please be sure to review the attachment. 10.20 If the population standard deviation is known, but the sample size is less than 30, what assumption is necessary to use the z-statistic in carrying out a hypothesis test for the popu

Describe methods of input, methods of output, storage devices, computer speed

Assignment: Prepare a paper explaining the following. The paper's format is NOT to be one-line sentence defined terms. The format will be on how the terms are used in business. ? Accuracy of data input is important. What method of data would be best for each of the following situation and explain why. ? Use APA formatting;

Kudler: Accounting, finance, economics, and statistics

1- Tutorials In each of the four tutorials (Accounting, Finance, Economics, and Statistics), what one area will you need to develop a better understanding of? What is your plan to accomplish that? 2-As you look over Kudler Fine Foods , are any of the concentrations appealing to you? Do any relate well to particular issues

Presentation on definitions, and uses of statistics

You are assisting both Production departments in analyzing transportation capacity. Data has been collected on truck capacity (# of bags), truck weight, and truck age (in years) for the entire fleet. You have been asked to provide the major summary statistics for this information and you realize you will need to provide explanat

(managerial Decision Making) Fairness in Punishment

) Read the case Fairness in Punishment . Discuss the Decatur School Board's decision to adopt a "no tolerance on school violence" in terms of fairness. How did implicit attitudes, perhaps, influence the school board's decision to punish such a disproportionate number of African-American students? 200-300 words APA ETHICS CASE

What is your definition of Operations Management?

I am seeking your help with the following questions in order for me to write my individual paper. 1. What is your definition of Operations Management? 2. Give examples and compare/contrast strategic, tactical, and operational decisions. How do they affect a customer's operations? 3. What measures are used to evalu

Managerial and Financial Accounting Paper

1. Managerial and Financial Accounting Paper differentiate between managerial and financial accounting. Be sure to address the following questions: a. What type of information does managerial accounting provide? b. What type of information does financial accounting provide? c. Who are the users of managerial and financial a

Two-Sample Hypothesis Tests for the Drug Lovastatin

Does lovastatin (a cholesterol-lowering drug) reduce the risk of heart attack? In a Texas study, researchers gave lovastatin to 2,325 people and an inactive substitute to 2,081 people (average age 58). After 5 years, 57 of the lovastatin group had suffered a heart attack, compared with 97 for the inactive pill. (a) State the

Two Population Hypothesis

Could you please give me a example scenario and perform a hypothetical 2 population hypothesis test. Please state the hypotheses, the decision and the meaning of the decision.

1-tail vs. 2-tail hypothesis test

Do you think a 1-tail test or a 2-tail test is a more conservative research approach? Define what you mean by conservative and could you please explain your answer.


Introduction: The regression method is a technique that helps managers estimate possible future demand. However, the real challenge lies in obtaining reliable data and applying the results of the regression method to managerial decision-making. Task: Describe the critical importance of good data. Explain the statistical probl

Steps and sequence in hypothesis testing.

What are the steps espoused by the textbook (or instructor) for formal hypothesis testing? Explain why the sequence is important? What might happen if the hypothesis test is performed before the researcher has decided on the significance level?

Performing a Significance Test Regarding Population Mean

Suppose that you perform a significance test regarding a population mean, and that the evidence does not warrant rejection of the null hypothesis. When formulating the conclusion to the test, why is the phrase "fail to reject the null hypothesis" more accurate than the phrase "accept the null hypothesis"? Please explain.

Learning Team - Research and Decision Making

Need assistance with this Learning Team assignment for your MBA 510 class? Read along as I guide you through the major points of this paper: - Primary Data analysis - Validity and reliability of data - Additional data analysis and random sampling - Decision making strategy - and more...