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QSM 2463

Quantitative & Statistical Method

COURSEWORK QUESTION

Coursework and mini project (25%)

Question:

Obtain an open data via online database in regards to your majoring field (business/accounting/finance/economic). Data must consists of TWO independent variable and ONE dependent variable. It must also contains at least 40 set observations. (Eg: x1 = Weight (kg), x2 =Height, y = calories intake, of 40 patients)

Task assigned:

Question 1

Calculate the mean, median, mode and standard deviation for each independent variables and dependent variable. Hence, interpret each of the answer accordingly. (24 marks)

Question 2

Obtain the descriptive statistics, correlation matrix and regression analysis between the variables using excel and interpret the descriptive statistics, correlation matrix, summary table, fitted line plot and normal probability plot.  (28 marks)

Question 3

a) Compute a regression for each independent variable separately. Interpret the results obtain.  (20 marks) 

b) Consider evaluating whether or not a linear relationship exists between the independent and dependent variable. Using the t-test for testing the existence of a linear relationship by two tail test of correlation coefficient. (Manual working only(16 marks)

Question 4

Obtain and interpret polygon/histogram/line chart graph for each variable using excel only(12 marks)

          (Total: 100 marks)

Note:

Question 1 and 3(a), students should use manual and excel command calculation.

Refer Appendix 1 for the remaining marks allocation.

The total marks for this assignment is 100% but it carries 25% of overall assessment for this module.

* The detailed marking criteria’s for the allocation of 100 marks is provided in Appendix 1

LENGTH REQUIRED

1500 words +/- 10%.  Any deviation from this will be penalized.

FORMATTING AND LAYOUT

· A Microsoft Office Word Document or other relevant applications as permitted by module lecturer/ typed using computer. Usage of typewriter or hand - written is STRICTLY not allowed.

· 12 font size, Time New Roman font and bold title and sub titles

· A4 sized paper

· Fully justified alignment

· 1½ line spacing

· Margins of 1” at top and bottom; left and right

Appendix 1: Marking Criteria for Coursework and Mini Project (25%)

No.

 

Assessment Criteria

Weightage

Marks Allotted by Lecturer

Questions

1

 

 

Manual calculation for mean, median, mode and standard deviation

 

 

12%

 

 

 

Excel calculation for mean, median, mode and standard deviation and comment

 

12%

 

2

Interpret the  descriptive statistics, correlation matrix and regression analysis between the variables using excel (Excel working)

 

28%

 

3(a)

Find the regression between 1st independent and dependent variables (manual calculation)

 

7%

 

Find the regression between 2nd independent and dependent variables (manual calculation)

 

7%

 

 

Find the regression between 1st independent and 2nd independent (manual calculation)

 

6%

 

3(b)

t-test by one tail test of correlation coefficient

 

16%

 

4

Obtain and interpret bar/histogram for each variable

 

12%

 

 

 

 

Total marks

 

100%

 

 

 

 

 

Overall Marks

 

25%