New

Learn smart - Learn online. Upto 80% off on courses for a limited time. View Courses

# HI6007 Statistics For Business Decision Assignment

• Course Code: HI6007
• University: Holmes Institute
• Country: Australia

## Questions:

Question 1

Below you are given the examination scores of 20 students (data set also provided in accompanying MS Excel file).
52 99 92 86 84
63 72 76 95 88
92 58 65 79 80
90 75 74 56 99

a. Construct a frequency distribution, cumulative frequency distribution, relative frequency distribution, cumulative relative frequency distribution and percent frequency distribution for the data set using a class width of 10.

b. Construct a histogram showing the percent frequency distribution of the examination scores. Comment on the shape of the distribution.

Question 2

Shown below is a portion of a computer output for a regression analysis relating supply (Y in thousands of units) and unit price (X in thousands of dollars).

a. What has been the sample size for this problem?

b. Determine whether or not supply and unit price are related. Use α = 0.05. (2 marks) Determine

c. Compute the coefficient of determination and fully interpret its meaning. Be very specific.

d. Compute the coefficient of correlation and explain the relationship between supply and unit price.

e. Predict the supply (in units) when the unit price is \$50,000.

Question 3

Allied Corporation wants to increase the productivity of its line workers. Four different programs have been suggested to help increase productivity. Twenty employees, making up a sample, have been randomly assigned to one of the four programs and their output for a day's work has been recorded. You are given the results below (data set also provided in accompanying MS Excel file).
Program A Program B Program C Program D

150 150 185 175
130 120 220 150
120 135 190 120
180 160 180 130
145 110 175 175

a. Construct an ANOVA table.

b. As the statistical consultant to Allied, what would you advise them? Use a .05 level of significance.

Question 4

A company has recorded data on the weekly sales for its product (y), the unit price of the competitor's product (x1), and advertising expenditures (x2). The data resulting from a random sample of 7 weeks follows. Use Excel's Regression Tool to answer the following questions (data set also provided in accompanying MS Excel file). Week Price Advertising Sales

1 .33 5 20
2 .25 2 14
3 .44 7 22
4 .40 9 21
5 .35 4 16
6 .39 8 19
7 .29 9 15

a. What is the estimated regression equation? Show the regression output.

b. Determine whether the model is significant overall. Use α = 0.10.

c. Determine if competitor’s price and advertising is individually significantly related to sales. Use α = 0.10. (2 marks)
d. Based on your answer to part (c), drop any insignificant independent variable(s) and re-estimate the model. What is the new estimated regression equation?

### Cite This Work

My Assignment Help (2019) Statistics For Business Decision Assignment [Online]. Available from: https://myassignmenthelp.com/free-samples/hi6007-statistics-for-business-decision-assignment
[Accessed 01 July 2022].

My Assignment Help. 'Statistics For Business Decision Assignment' (My Assignment Help, 2019) <https://myassignmenthelp.com/free-samples/hi6007-statistics-for-business-decision-assignment> accessed 01 July 2022.

My Assignment Help. Statistics For Business Decision Assignment [Internet]. My Assignment Help. 2019 [cited 01 July 2022]. Available from: https://myassignmenthelp.com/free-samples/hi6007-statistics-for-business-decision-assignment.

### Latest Management Samples

#### BMA547 Organisational Behaviour

• Course Code: BMA547
• University: University Of Tasmania
• Country: Australia

Answer: Organization behaviour Organizational Behaviour is a wide area deals with employee behaviour in an organization as per the rules and regulations and code of conduct set by the company. On the other hand the employee should maintain the ethics of the company (Heil and Thomas, 2006). In the given case study, Lisa has been appointed as Department manager and she needs to decide to move out one employee and with the given scenario she is ...

#### INFS5621 Enterprise Resource Planning Systems

Answers: Section 5: Assessment Of Your Learning Experience Which data types can be migrated using the LSM Workbench – Batch input recording technique? Data types which can be migrated using the LSM workbench are field type, field length, value table or fixed values (Wang, Zhang and Xing 2013). These are the domains which are on the lowest level of the technical attributes. How can you verify that data imported was conducted correctly...

Read More Tags: Australia Sydney Management Business Cases University of Sydney MBA

#### SITXMGT001 Monitor Work Operations

Answers 1) Planning is the most important step in every industry sector. Without planning no objectives and goals can be achieved. Planning provide direction to work and also outlines the measurable goals. It helps to show day to day decisions and also evaluate the progress of the organization. It helps to decide long term and short term goals. In industrial sector planning increases the efficiency of the organization. Different industries ...

Read More Tags: Australia Pyrmont Humanities Management University of New South Wales

#### BMO6511 Strategic Management And Business Policy

• Course Code: BMO6511
• University: Victoria University
• Country: Australia

Answer: Report of the Meetings Outcomes These are the minutes of the status update of the business trip held on 18/12/2017 at Jasper Hotel as from 9:00 am The meeting started on time with welcoming remarks from the chairperson after which the members present and absent with apology was read out followed by a confirmation of the minutes of the previous meeting. Then the discussion on the agenda of the day kicked off with the members being not...

Answer Advanced HR Management 1. What is human resource strategic planning? What may the objectives and targets of the plan relate to? Human resource strategic planning is an extremely important aspect for a business and a key job for the human resource management. The Human resource strategic planning is the process through which the human resource department of an organisation understands the human resource needs of the organisation to ach...

Read More Tags: Australia Sydney Management Advanced HR Management University of Sydney MBA
Next

### We Can Help!

Get top notch assistance from our best tutors !

### Refer & earn

Just refer 5 friends to earn more than \$2000.

### Content Removal Request

If you are the original writer of this content and no longer wish to have your work published on Myassignmenthelp.com then please raise the content removal request.

## 5% Cashback

On APP - grab it while it lasts!