Grade 12 Mathematics of Data Management (MDM4U) Prerequisite – MCR3U or MCF3M

1. Grade 12 Mathematics of Data Management (MDM4U)Prerequisite – MCR3U or MCF3M Ms. Kitowski Delta Secondary School http://deltamdm4u.wikispaces.com

2. Course Outline • Course Strands • Organization of Data • One and Two Variable Statistics • Probability Distributions • Counting and Probability • Assessment and Evaluation • Term Work 70% and Exam/Culminating 30% • Lots of Projects

3. Computer Applications • culminating project • many assignments • student marks • email and file transfer • all class notes

4. Class Rules • get to class everyday on time • bring the supplies you need • work in class and do your work, stay on track • respect everyone • No food or milk allowed in class

5. Supplies to Bring • pencil • calculator • notebook • textbook • equal amount of time outside of class to the amount inside

6. Your Teacher • laura.kitowski@hwdsb.on.ca • Available for extra help…just ask • Went to U of G and specialized in Biology…but did take 2 years of statistics courses!

7. What You Bring to the Course • grade 11 university stream math • interest in higher education • interest in solving problems • exploration interest • writing ability • work ethic • interest in applying computers • determination to understand

8. Skills You Will Develop Further • internet search • Fathom and Excel • data manipulation • research • writing abilities

9. Statistics Introduction Welcome to the world of Statistics! What is it all about?

10. Why do we collect data? • one of the ways we learn is to observe • however, it may be difficult to make accurate decisions if we do not observe in an appropriate fashion • collecting data is a systematic method of making observations that helps to collect representative data and provides others with a way of repeating our observations

11. Where do you see Statistics? • Pretty much everywhere. • Media, government, corporations, researchers, schools, companies… • Problems arise when people don’t understand Statistics

12. 4 out of 5 dentists recommend Crest • Sounds good! • Is this an accurate statistic?

13. Misleading Data • P&G sent the Crest product to 344 dentists who were asked to use the product for one week. The dentists were paid $75 to participate in a survey. 269 dentists participated in a phone survey where they were asked "Based on your experience using this oral rinse, which of the following statements best describes your most likely recommendation of this oral rinse to your patients?" • They arrived at 4 out of 5 by combining results of recommendation with recommendations if asked by the client.

14. Women earn 76% as much as men! • Could be correct…but is it misleading?

17. Airline Complaints

18. Owning a Gun • Researchers found that gun owners are 2.7 times more likely to be murdered than non-owners.  Does this mean it's safer to not have guns in the house?

20. Your first task… • You need to find a current statistic • Bring it to class tomorrow to present to the class • We’ll have a discussion about whether or not it’s a valid statistic

21. Purpose of Statistics • Objective statistical information is vital to an open and democratic society. • It provides a solid foundation for informed decisions by elected representatives, businesses, unions and non-profit organizations, as well as individual citizens.

22. What is data? • Facts or figures from which conclusions can be drawn • Can take many forms but is often numerical • Stats Canada collects data everyday to provide information

23. What is Statistics? • A common method of presenting information • Aim is to provide useful information by means of numbers