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.

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 statisticaVanalytical 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 

Question  
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. (3 marks)

c. What observations can you make about the population of the 50 states?

Question 2
Forty-three percent of Americans use social media and other websites to voice their opinions about television programs (the Huffington Post, November 23, 2011). Below are the results of a survey of 1364 individuals who were asked if they use social media and other websites to voice their opinions about Television programs 

a. Show a joint probability table.

b. What is the probability a respondent is female?

c. What is the conditional probability a respondent uses social media and other websites to voice opinions about television programs given the respondent is female?

d. Let F denote the event that the respondent is female and A denote the event that the respondent uses social media and other websites to voice opinions about television programs. Are events F and A independent? 

Question 3  
The average starting salary for this year's graduates at a large university (LU) is $20,000 with a standard deviation of $8,000. Furthermore, it is known that the starting salaries are normally distributed. 
a. What is the probability that a randomly selected LU graduate will have a starting salary of at least $30,400?  

 

This Business Assignment has been solved by our Business Experts at UniLearnO. Our Assignment Writing Experts are efficient to provide a fresh solution to this question. We are serving more than 10000+ Students in Australia, UK & US by helping them to score HD in their academics. Our Experts are well trained to follow all marking rubrics & referencing style.

Be it a used or new solution, the quality of the work submitted by our assignment experts remains unhampered. You may continue to expect the same or even better quality with the used and new assignment solution files respectively. There’s one thing to be noticed that you could choose one between the two and acquire an HD either way. You could choose a new assignment solution file to get yourself an exclusive, plagiarism (with free Turnitin file), expert quality assignment or order an old solution file that was considered worthy of the highest distinction.

Eureka! You've stumped our genius minds (for now)! This exciting new question has our experts buzzing with curiosity. We can't wait to craft a fresh solution just for you!

  • Uploaded By : Mia
  • Posted on : June 20th, 2019

Whatsapp Tap to ChatGet instant assistance