1. 7th Grade Math Ms. Welch Ms. Yates Mr. Jackson
Probability Lesson
7th Grade Math
Ms. Welch
Ms. Yates
Mr. Jackson

2. Class Procedures Students will be grouped in threes for this lab.
Make sure that you have a pencil.
You will be receiving a worksheet on terms for probability.

3. Worksheet Activity
Students are to access the following website:
 Students are to complete the worksheet using the information from this website.
Wait for teacher instructions when finished.

4. Probability Terms Worksheet Part One
Fill in the correct term with each sentence:
Word Bank: Event, Experiment, Outcome, Probability
___________ is a situation involving chance or probability that leads to results called outcomes.
___________ is the result of a single trial of an experiment.
____________ is one or more outcomes of an experiment.
__________ is the measure of how likely an event is.

5. Probability Worksheet Part 2
Fill in the correct term with each sentence:
Word Bank: certain, impossible, likely, unlikely
An event is ______________when it will possibly occur.
An event is ________________ when it may not occur.
An event is ________________ when it will definitely occur.
An event is ________________ when it will never occur.

6. Worksheet Part One Answers
Word Bank: Event, Experiment, Outcome, Probability
Experiment is a situation involving chance or probability that leads to results called outcomes.
Outcome is the result of a single trial of an experiment.
Event is one or more outcomes of an experiment.
Probability is the measure of how likely an event is.

7. Worksheet Part Two Answers
Word Bank: certain, impossible, likely, unlikely
An event is likely when it will possibly occur.
An event is unlikely when it may not occur.
An event is certain when it will definitely occur.
An event is impossible when it will never occur.

8. Double Check Your Answers
Make sure that you have corrected any questions that you missed.
If time permits, complete the short quiz at the bottom of the page on the website:

9. Probability Bag Activity
After teacher distributes probability bags, answer the question that is given on the card inside the bag. Answers will be recorded on the card in the bag using the following terms:
Word Bank: Certain, Impossible, Likely, Unlikely

10. Questions and Discussion Time
What are some examples of probability in today’s society?
Think of something at your home where you could test probability and explain to the class how you would do it?
Final thoughts…..

11. Reference Slide
South Carolina Department of Education, (2006). Mathematics Academic Standards Retrieved July 24, 2008, from South Carolina Department of Education Web site:
Glosser, Gisele (1998). Probability - Unit 6. Retrieved July 24, 2008, from Mrs. Glosser's Math Goodies Web site:  
Department of Instructional Technology, (2002). ISTE Technology Standards for Students. Retrieved July 24, 2008, from Department of Instructional Technology Web site: