University : Holmes institute Melbourne UniLearnO is not sponsored or endorsed by this college or university.
Subject Code : HI6007
Assignment Task:

Purpose: This assignment is designed to assess your level of knowledge of the key topics covered in this unit 

Unit Learning Outcomes Assessed:

1. Students are able to apply appropriate business research methodologies to support decision-making process. 
2. Students are able to identify and apply valid statistical techniques in a given scenario to solve business problems. 
3. Students are able to justify and interpret the results of a statistical analysis in the context of critical reasoning for a business problem solving. 
4. Students are able to apply statistical knowledge to summarize data graphically and statistically, either manually or via a computer package. 
5. Students are able to justify and interpret statistical/analytical scenarios that best fit business solution. 
6. Students are able to justify value and limitations of the statistical techniques to business decision making. 

Description: Each week students were provided with three tutorial questions of varying degrees of difficulty.  These tutorial questions are available in the Tutorial Folder for each week on Blackboard. The Interactive Tutorials are designed to assist students with the process, skills and knowledge to answer the provided tutorial questions.  Your task is to answer a selection of tutorial questions for weeks 2 to 6 inclusive and submit these answers in a single document. 

The questions to be answered are; 

Question 1                     

In your own words, differentiate the following statistical terminologies with some examples.  
a. Population Parameter and Sample Statistic 
b. Descriptive Statistics and Inferential Statistics 
c. Nominal Scale and Ordinal Scale 
d. Primary Data Source and Secondary Data Source 

Question 2

Data showing the population by state in millions of people follow (The World Almanac, 2012).  The dataset in Excel file 2012Population.xlsx.  
a.Develop a frequency distribution, a percent frequency distribution, and a histogram.Use a class width of 2.5 million.
b.Does there appear to be any skewness in the distribution? Explain.  
c.What observations can you make about the population of the 50 states? 


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  • Posted on : May 12th, 2019

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