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

Determine the probability - standard deviation & mean , 1. This question ha...

1. This question has multiple parts. For a distribution of scores with = 82 and standard deviation = 2.5, find the following: (Don't forget to sketch the normal curve to help

#titlelinear regression.., regression line drawn asY=C+1075x,when x was 2,a...

regression line drawn asY=C+1075x,when x was 2,and y was239,given that y intercept was11.calculate the residual.

Correlation matrix, A. Complete the correlation matrix table. B. Which vari...

A. Complete the correlation matrix table. B. Which variable (s) has the highest correlation coeffieient which is not a perfect correlation? C. Which variable (s) has the lowest cor

Difference between the mean potency – t - test, A researcher working for a ...

A researcher working for a drug company is interested in investigating the effect of storage on the potency of one of the company's drugs. 10 freshly produced bottles of the drug a

Sampling, What is the sampling and it importance in daily routain life. Exp...

What is the sampling and it importance in daily routain life. Explain stratify sampling

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

Reply plz, order tomatoes in crates of 25 kg and he is able to stock a maxi...

order tomatoes in crates of 25 kg and he is able to stock a maximum of four crates or 100 kg of tomatoes. His experience taught him that the daily demand ranges from 0 to100 kg of

Graph, Difference between Historigrams and Histogram

Difference between Historigrams and Histogram

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