Descriptive analysis , 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:- Descriptive analysis , statistics

Domain, select and list five items used to sample the domain in childhood o...

select and list five items used to sample the domain in childhood obesity

Managerial, Kody Corporation uses a job-order costing system with a plantwi...

Kody Corporation uses a job-order costing system with a plantwide overhead rate based on machine-hours. At the beginning of the year, the company made the following estimates:

IET 3339, 1. If each sample taken has 500 units, and the average proportio...

1. If each sample taken has 500 units, and the average proportion nonconforming is 0.034, what is the upper and lower control limits for the p-chart? 2. If you sample 450 parts

#title.regression., regression line drawn as y=c+1075x,when x was 2,and y w...

regression line drawn as y=c+1075x,when x was 2,and y was 239,given that y intercept was 11.calculate the residual

Calculate the total pv of the tax shield, Nortel is considering the purchas...

Nortel is considering the purchase of a new call routing system. The system will cost $50M to purchase, an additional $7M to install, and will last for 30 years. The CCA rate assoc

What is inference, Q. What is Inference? Ans. Inference is the pro...

Q. What is Inference? Ans. Inference is the process of deriving conclusions based on facts or premises. We often make inferences based on the results of statistical studi

Mathematical theory in otc, All parts should be answered as briefly as poss...

All parts should be answered as briefly as possible (quality not quantity!). A few sentences will suffice. Just get your opinions across succinctly. Unnecessarily long answers will

State the model and apply t-test, Studies have linked brain size in infants...

Studies have linked brain size in infants and toddlers to a number of future ailments, including autism. One study looked at the brain sizes of 30 autistic boys and 12 nonautistic

Exploratory analysis of the data, The Home Improvement Company (HIC) operat...

The Home Improvement Company (HIC) operates five stores in a large regional area. The company wished to study the relationship between x, house value ($'000) and Y, yearly expendit

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