Compute the mean and the standard deviation of the number of wins for the 10 teams with the highest salaries. Do the same for the 10 teams with the lowest salaries.
a) Is there a difference in the mean number of wins for the two groups? Test at two appropriate significance levels and comment on your findings.
b) Construct a 95% confidence interval for the difference in the mean.
Task 1 Directions
The structure of the report should follow the below pattern. The entire report should be divided into meaningful paragraphs based on this structure.
1)Cover sheet which includes your name and topic
3)Table of content
4)Introduction: Describe the idea of your project. Briefly discuss the method of data collection.
ii)Data collection/ Sampling procedure.
Choose an appropriate probability sampling scheme. Provide a brief justification for your selection.
Describe the sampling frame and the method of contact you will use. Briefly explain the reasons for your choices.
State the main research question of the survey. Identify the variables associated with this question.
iii) A table summarizing the sample data
iv) Calculation / questionnaire.
6)Conclusion: A paragraph detailing the conclusion
i) Briefly summarize what you did for this project and what you found.
ii) Discuss any shortcoming of the methods you used to gather data. Include response / non response bias in your report and ways to overcome them. Provide an example in which response bias occurred. State an action that you would take to address this issue.
iii) Did you discover anything that surprised you when you analyzed the data? Do you think the results would have been different if you had bigger sample sizes? If you had to do the project again, how would you do it differently?