代写 Wollongong econ940 Statistics


ECON 940 – Statistics for Decision Making
Case Study Analyis Report - An Individual Assignment
Trimester 1 - 2016
 
An Australian manufacturing companywhich is a market leader in the sanitary product sector in the Australasian market with operating headquarters in Sydney is keen to develop new products so that company can expand into Australian and Asian markets. Research and Development (R&D) department of the company has prepared a proposal to work on new product line of fragrance.
Assume you work as an Analyst for this company and you have been asked to study the market for fragrances. You have been asked to study the characteristics of currently available fragrances so the company will be in a better position to price its proposed new product. You have collected data for 95 products on the market. The data is on an excel file named “FRAGRANCE”.
 
First Column: PRICE (that is Price of the product in Australian dollars for100 mlof a fragrance).
Second Column:GENDER (1 for Female product and 2 for Male product).
Third Column:TYPE(Type of fragrance: 1 for perfume and 2 for cologne).
Forth Column:MADE (the country in which the fragrance is produced: 1 made in France, 2 made in USA, 3 made in other countries).
Fifth Column: INTEN (Intensity or strength of the product: 1 for strong, 2 for medium and 3 for mild).
 
 
See next pages for more information.

QUESTIONS
 
Part 1
Provide a description of the data (for all the 95 products together) and explainwhat Mean, Standard Deviation, Coefficient of Variation mean in this context.
 
Part 2
Calculate the Mean, Median, Mode, Standard Deviation, Coefficient of Variation, 95% confidence interval for means for:
o   Prices for gender - male and female.
o   Prices for fragrance - perfume and cologne.
o   Prices for intensity - strong, medium and mild.
o   Prices for different countries – France, USA and other.
What conclusions can you draw from these analyses? Also comment on the shape of distributions.
 
Part 3
Answer the following questions hypothesis questions:

1. Determine if there is evidence to suggest that the average price for female products is greater than $ 140 per 100 ml.
2. Determine if average prices for female products exceed average prices for male products.

3.      Determine if average prices for perfume exceeds the average price of cologne.
4.      Determine if there is a difference in the prices for intensity.
5.      Determine if there is a difference for the prices for different countries.
 
Give conclusions for each of the analysis plus an overall conclusionwhich combine all of the aboveparts. Be clear in the conclusion that you draw from your analysis, and provide useful suggestions to the company’s CEO.
 
 代写 Wollongong econ940 Statistics
 
Notes:
v  You must follow the hypothesis testing steps to test the above hypotheses.
v  You must clearly specify all hypotheses and the chosen test procedures.
v  Use 0.05 level of significance in your analyses and assume that we have normal distributions and also “equal variances” of populations.
v  Each part requires an outputfrom anystatistical computer package (SPSS, KaddStat,Minitab, Excel/PHStat, R etc.). The statistical output must be provided.
v  Use and interpret appropriate output from statistical computer packages such asSPSS, KaddStat,Minitab, Excel/PHStat to conduct hypothesis testing.
v  Prepare and produce a business report based on the information provided in the “Presentation of the assignment”.
v  You report can be maximum 3000 words, penalties will be applied if the report is longer than this.
v  Submit the business report as indicated in the “Presentation of the assignment” BEFORE 11April 2016(Class 1) .
v  No assignment will be accepted after the due date.
v  Take your assignment to the SBS Receptionto be scanned and submitted
v  Please ensure that you have signed the plagiarism declaration before submitting your assignment
 
IMPORTANT:
v   It is compulsory for all students to submit their assignments (only final version) to Turnitin via Moodle BEFORE submitting the hard copy to SBS Reception. Then an 'originality report' will automatically be sent to the Lecturer. Otherwise your assignment will not be marked and you will be awarded a ZERO for this assessment task.
v  You must submit your assignment to Turnitin via Moodle before the due date .
v  Any resubmissions must use the same document name as the original submission
v  References must be included in your Turnitin submission.
v  Do not include the assignment topic question at the beginning of your submission.
v  Failure to comply with these requirements may result in penalties being applied.
 
 
Marking criteria: Business Report
Correct identification, use and interpretation of statistical techniques. Appropriate interpretation of computer output.Overall, you required to demonstrate the following knowledge and skills in this assignment:
Demonstrate the use of visualising data in presentation of real world data
Demonstrate the use of stastical concepts/techniques in business data.
Demonstrate how to conduct various hypothesis tests and regression analysis using computer software such as SPSS/Mintab/Excel/KaddStat
Demonstrate the use of computer software to get necessary statistical output.
Demonstrate the skills of preparation of a managerial report.(需要目录 need a table of contents).

代写 Wollongong econ940 Statistics