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Title: Statistics Assignment using MS Ex cel as much as possible Managing Through Information

Total Pages: 4 Words: 1009 Works Cited: 2 Citation Style: Harvard Document Type: Essay

Essay Instructions: Statistics using MS Ex-cel sheet as much as possible:Kindly use data from datasheet 52 0nly.Use of wrong data will lead to zero result awarded.
Last time the mathematician used a wrong datasheet, so results were wrong.
VERY IMPORTANT NOTE:Please use data from datasheet 52 for all calculations and also send me all the Ex-cel sheets used for the calculation.
All calculations should be preferably using MS Ex-cel as maximum as possible.
Go on.Surprise me.

ASSIGNMENT TASKS

Task 1 (70 marks)

From the data supplied calculate the following:

(a) For the group expenditure (total spend) for each nationality:
mean
standard deviation of the sample
standard error
an interval estimate of the population mean

(b) Repeat the above calculations for the individual expenditure (total expenditure for the group divided by the number of people in the group).

(c) Assess the difference in means of the group expenditure for each pair of nationalities.

(d) Repeat the above calculations for the individual expenditure

(e) Calculate a regression equation for numbers in the group against group expenditure for each nationality. Assume that people cause expenditure.

(f) Calculate the r2 for the regression equation and the t-statistic for the intercept and slope coefficient for each nationality.

(g) Estimate the family expenditure of a group of 1 adult and 3 children for each nationality.

(h) Using chi-square assess if there is a difference in opinions on the four different aspects within each nationality.

(i) Using chi-square assess if there is a difference in opinions on the four different aspects between each nationality.

Note: Use a 95% confidence limit throughout. You are to comment on the statistical significance of any results.

TASK 2 (30 marks)

Write a report for Theodoras Spyridos explaining the above results and make any recommendation you think appropriate.

NOTES:

1) This assignment must be your own individual piece of work.
2) The word limit on task 2 is 500 words.
3) Hand in date – 11/08/08 - (before 4.00 pm).


There are faxes for this order.

Excerpt From Essay:

Title: Statistics Business model

Total Pages: 5 Words: 1351 Bibliography: 0 Citation Style: None Document Type: Research Paper

Essay Instructions: Statistics is about more than calculations. It is about turning data into information and using this information to understand the population. A statistician will be asked to help to solve real world problems by designing a study, collecting date, analyzing the data, and writing up the results. As a final project, you will be asked to do something similar. Though the design and data collection will be done for you, you will be asked to analyze the data using the appropriate tests (ensuring the data are distributed normally) and write up the results using statistical evidence to support your findings. Lastly, you will be asked to include recommendations, that is, apply the results to solve the real world problem.

Paper Topic:

Due to financial hardship, the Nyke shoe company feels they only need to make one size of shoes, regardless of gender or height. They have collected data on gender, shoe size, and height and have asked you to tell them if they can change their business model to include only one size of shoes ? regardless of height or gender of the wearer. In no more 5-10 pages (including figures), explain your recommendations, using statistical evidence to support your findings. The data found are below:

*I will email attachment of the chart displaying shoe size, height, and gender.*

Excerpt From Essay:

Title: Hypothesis Testing

Total Pages: 2 Words: 561 Sources: 2 Citation Style: APA Document Type: Essay

Essay Instructions: STATISTICS
Hypothesis Testing Excel Worksheet exercise and exercise 20 please see attach files.

ASSIGNMENTS

Submit Module 3 ? Exercise 20 , . Note that you ONLY answer questions 6 ? 10. (Questions 1 ? 5 are not graded and if submitted, will only be used to determine the baseline).



Submit Module 3 ? Benchmark: Hypothesis Testing Excel Worksheet

Read Lecture 3 and make sure you check all the video links listed and do the calculations to understand the concept. Refer to the "Visual Learner: Statistics" for examples to help complete the problems in the attached worksheet. Also, to aide in the Excel calculations, view the appropriate section of the Excel tutorials. Answer each question completely in the Excel worksheet provided

Excerpt From Essay:

Title: Statistics of Firefighter injuries that work at airports

Total Pages: 3 Words: 1139 References: 2 Citation Style: MLA Document Type: Research Paper

Essay Instructions: Statistics about firefighters getting injured fighting airplane fires nationally and how these injuries occur.
Customer is requesting that (Johnfitz44) completes this order.

Excerpt From Essay:

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