Grade 12 Data Management: MDM4U
FINAL EXAM
STUDENT NAME: ______________________________
INSTRUCTOR: Mr. Dyck TIME LIMIT: 3 hours
DATE: PAGE 1 OF 15
___________________________________________________________________
...
Grade 12 Data Management: MDM4U
FINAL EXAM
STUDENT NAME: ______________________________
INSTRUCTOR: Mr. Dyck TIME LIMIT: 3 hours
DATE: PAGE 1 OF 15
________________________________________________________________________________________________________
Instructions:
1. Non-programmable calculators, protractors, rulers and various writing utensils may be used.
No electronic devices will be allowed.
2. A formula page and z-score table is attached.
3. Answer all other questions in the spaces provided. Please do not write on the backs of pages.
If you require additional paper, let your proctor know. If you do use additional paper, please be sure to label the questions accordingly.
4. Please ensure that all 15 pages are included and returned.
5. Your proctor must return your exam to your instructor via email or fax immediately upon completion.
________________________________________________________________________________________________________
Mark Breakdown
Part A – Knowledge and Understanding 22 marks
Part B – Thinking and Investigation 18 marks
Part C – Application 26 marks
Part D – Communication 22 marks
Total: 88 Marks
Good Luck!
2
Part A: Knowledge and Understanding (22 marks)
1. In a data study, students at a high school are studied to see if attendance for the year affects their academic success. For this scenario, answer the following questions:
a) Determine the population of this study (1 mark)
b) Create a suitable thesis question. (1 mark)
c) Identify the variable(s). (1 mark)
d) Would the data collected be qualitative or quantitative? Specify for each variable identified in part (c). (1 mark)
e) Is the data discrete or continuous? Specify for each variable identified in part (c). (1 mark)
f) Would a cross-sectional or longitudinal study be most appropriate to draw conclusions? Explain your answer.
3
2. On a given day, the temperatures (in oC) for 13 different cities are: 14,17,13,11,7,15,19,14,13,9,11,14,15. Find the following: (8 marks)
a) Mean (1 mark)
b) Median (1 mark)
c) Mode (1 mark)
d) Interquartile Range (1 mark)
e) Standard Deviation (to 2 decimal places).(2 marks)
f) If Toronto had a temperature of 16 ºC on this day, determine its z-score and percentile. (2 marks)
[Show More]
.png)
