SUBJECT APLLIED STATISTICS IN ISLAMIC PERSPECTIVE
LECTURER Dr. Dimas Bagus Wiranatakusuma, SE., M.Ec., CRM., CIB
TIME 15.30-17.30
DAY/DATE Saturday, 28th December 2019
VENUE E7. 204
DEPT/PROGRAM Economics - IPIEF
TYPE/RULE Closed Book
- Please pray before and after doing your exam!
- Read carefully every single question, and provide your answers on the available sheets!
- You may use dictionary to help answer your exam!
- Any form of cheating is NOT entertained. Therefore, this exam is considered VOID and will be calculated in your final results.
Please choose the correct answer! Each questiion has 2 marks - Total 30 Marks.
1. 6. 11.
2. 7. 12.
3. 8. 13.
4. 9. 14.
5. 10. 15.
Number of Correct Answer___________________
Please answer these questions correctly! TOTAL 70 MARKS
Terry and associates is a specialized medical testing center in Denver, Colorado. One of the firm’s major sources of revenue is a kit used to test for elevated amounts of leadin the blood. Workers in auto body shops, those in the lawn care industry, and commercial house painters are exposed to large amounts of lead and thus must be randomly tested. It is expensive to conduct the test, so the kits are delivered on demend to a variety of locations throughout the Denver area.
Kathleen terry, the owner, is concerned about setting appropriate costs for each delivery. To investigate, Ms. Terry gathered information on a random sample of 50 recent deliveries. Factors thought to be related to the cost of delivering a kit were:
FINAL EXAM, ODD SEMESTER 2019/2020
INTERNATIONAL PROGRAM FOR ISLAMIC ECONOMICS AND FINANCE (IPIEF) DEPARTMENT OF ECONOMICS, FACULTY OF ECONOMICS AND BUSINESS
UNIVERSITAS MUHAMMADIYAH YOGYAKARTA
Prep means the time in minutes between when the customized order is phoned into the company and when it is ready for delivery.
Delivery means the actual travel time in minutes from terry’s plant to the customer Mileage means the distance in miles from terry’s plant to the customer.
Part A – TOTAL 50 MARKS
a. How large is the sample size! (2 marks)
b. How many independent variables are in the study? (2 marks) c. Determine the coefficient of determination and interpret! (7 marks)
d. How many variable (s) which is (are) significant under 5% level of significance? Please show (s) it (them) through your regression results! (9 marks)
e. Does the data contain autocorrelation problem? Please Prove your answer through your regression results! (6 marks)
f. Does the data contain multicollinearity problem? Please Prove your answer through your regression results! (6 marks)
g. Does the data contain heterocedasticity problem? Please Prove your answer through your regression results! (6 marks)
h. Please interpret the results of coefficient which show (s) the significant value (s)! (12 marks)
Part B – TOTAL 12 MARKS
How much the values of all variables according to forecasting technique by using E-Views if you forecast the 51th sample? (12 marks)
Part C – TOTAL 8 MARKS
Please calculate the averages of all data when they have been transformed into index numbers! (8 marks)
