Assignment, statistics, Basic Statistics

Assignment Help:
All Excel output should be copied into a single Word document where you must enter all of your responses to the questions below. Format the document professionally so it flows well. Include a table of contents.

* Choose any published database from the internet or Bethel library (such as those from the Census Bureau or any financial sites). You may opt to use one of the data files provided by the instructor if applicable.
* Get advanced approval from the instructor on your chosen database.
* If the file is large, randomly choose 200 of the observations from the data.
* Explain each variable in the file that you are analyzing. Be sure your file includes at least 3 scale variables and at least 2 nominal variables.
* Conduct a descriptive analysis on any 2 interval / ratio variables you wish using Descriptive_Statistics.xls and Frequency_Distribution.xls. Explain the output.
* Conduct 3 different hypothesis tests of your choice using appropriate variables from the file (note: you must use 3 different tests and not run one test on 3 different variables). In each case, state the variables being tested as well as the hypothesis, decision and conclusion. Use 3 of the following (1-Sample Test for Means, 1-Sample Test for Proportions, 2-Sample Test for Means ? Independent Samples, 2-Sample Test for Means ? Paired Samples, 2-Sample Test for Proportions, Analysis of Variance, Chi Square Goodness of Fit Test, Chi Square Test of Independence, Correlation Test).
* Develop a model to predict an interval / ratio variable using at least 2 other variables. Use Multiple_Regression.xls and state the regression model and which variables are or are not significant. Also, use the model to make a prediction by making up values for each of the independent variables.
* Write a one to two page summary of your findings. Include the data file in the appendix.


Related Discussions:- Assignment, statistics

Evaluate the probabilities, Problem: a. According to a Business week po...

Problem: a. According to a Business week poll of 1035 adults, 40% of those surveyed agreed strongly with the proposition that business has too much power over American life (B

Econometrics , Use the data in the BWGHT.txt for this question. The variabl...

Use the data in the BWGHT.txt for this question. The variable descriptions are given in the file BWGHT_variables.txt. There are 1388 observations in this dataset. (a) Run the regre

Calculate the p-value and test statistic, 1.  This assignment is important...

1.  This assignment is important in providing feedback and helping to establish competency in essential skills. 2.  Answer all the questions. The questions are not of equal weig

Operation research, meaning,definition,scope,origin,advantages and limitati...

meaning,definition,scope,origin,advantages and limitation of operation research ?

Define wages, Define Wages Income is often associated with production wo...

Define Wages Income is often associated with production workers (sometimes referred to as "blue-collar" workers), non-managers, and other workers whose pay is reliant on time wo

Calculate total rate, A psychologist developed a test designed to help pred...

A psychologist developed a test designed to help predict whether production-line workers in a large industry will perform satisfactorily. A test was administered to all new employe

Confidence interval, 1. Provide an overview of the scenario and the variabl...

1. Provide an overview of the scenario and the variable involved. Include an explanation of why and how constructing the confidence interval adds value. I.e., why might this inform

Lpp, A paper mill produces two grades of paper viz., X and Y. Because of ra...

A paper mill produces two grades of paper viz., X and Y. Because of raw material restrictions, it cannot produce more than 400 tons of grade X paper and 300 tons of grade Y paper i

Write Your Message!

Captcha
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