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The Data Set for the end of semester Assignment is in a file called Data Set for Assignment.xls which presents Weekly Income (WI), Weekly Expenditure on Food (WEF), Highest Level of Education (HLE)1, Family Size (FS), and Gender of the Head of Household (GHH) for the a population of 1000 households.
Task 1 (10 marks)
Task 2 (10 marks)
Based on your sample data:
Task 3 (10 marks)
If yes, what is the best statistic to measure the dispersity of your WEF?
Task 4 (15 Marks)
For task 5 onward, assumed that your sample data is normally distributed.
Task 5 (15 Marks)
Why they called as most and least accurate of interval estimate?
Task 6 (15 Marks)
Task 7 (15 Marks)
NB: Use the linear regression line to estimate, R, R2 and graph in order to explain the relationship.
Task 8 (10 Marks)
As one of the largest city in USA, New York also known as the food city. In this city people spend so much money in food, and Bill de Blasio, Mayor of New York believe, that the average amount of weekly income (WI) spent by households is not equal with your sample data. In order to prove that he collects a random sample of 100 households data of his city. (The data is attached on excel file New York tab).
Based on the Bill de Blasio’s statement, perform the analysis on hypothesis testing with level of significance of 5%. Do you think Bill de Blasio’s statement is correct?
You may consider the following assumptions while performing this test:
International House, 12 Constance Street, London, United Kingdom, E16 2DQ
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