11/22/2010 ©Evergreen Public Schools 2010 1 Guessing Ages Teacher Notes Have fun today! Slide 13 asks you to give students your age. Purpose Recall how.

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Presentation transcript:

11/22/2010 ©Evergreen Public Schools Guessing Ages Teacher Notes Have fun today! Slide 13 asks you to give students your age. Purpose Recall how to graph a scatter plot Identify independent and dependent variables of a data set. Learn how to identify, understand, and apply an understanding the correlation in a scatter plot: positive vs. negative and strong vs. weak.

©Evergreen Public Schools LaunchLaunch You are going to guess ages of famous people. Do ty How could you determine who at your table is the best guesser?

©Evergreen Public Schools Practice Target Standard 1: Make sense of problems and persevere in solving them. Standard 1: Make sense of problems and persevere in solving them. Standard 5: Use appropriate tools strategically. Standard 5: Use appropriate tools strategically.

©Evergreen Public Schools Learning Target Modeling Data Learning Target S-IDc I can interpret linear models. Write one math word you already know. Write one math word you expect to learn in this lesson.

©Evergreen Public Schools ExploreExplore

6 Guessing Ages Hillary Clinton Rob Pattinson Alana Thompson Nicki Minaj LaMarcus Aldrige How old is … ?

©Evergreen Public Schools Guessing Ages Teacher’s Choice Samuel L Jackson Jennifer Lawrence Channing Tatum Hugh Jackman How old is … ?

©Evergreen Public Schools Guessing Ages The Actual Ages

©Evergreen Public Schools Hillary Clinton 65

©Evergreen Public Schools Rob Pattinson 26

©Evergreen Public Schools Alana Thompson 8 Honey Boo Boo

©Evergreen Public Schools Nicki Minaj 30

©Evergreen Public Schools LaMarcus Aldridge 27

©Evergreen Public Schools Teacher’s Choice __

©Evergreen Public Schools Samuel L Jackson 63

©Evergreen Public Schools Jennifer Lawrence 22

©Evergreen Public Schools Channing Tatum 32

©Evergreen Public Schools Hugh Jackman 44

©Evergreen Public Schools Make a prediction Based on the information in your table, who in your group is the best guesser? Guessing Ages

©Evergreen Public Schools Who in your group was the best guesser? Use at least one representation to support your claim. Guessing Ages

©Evergreen Public Schools What do you think the word correlation means? If you’re not sure, what do you think this word means? Look for a part of the word you recognize. Does it look like any words you know? Describing Correlation

©Evergreen Public Schools Describing Correlation

©Evergreen Public Schools Describing Correlation Let’s share. Who has a graph with a strong correlation? Who has a graph with a weak correlation? Who has a graph with no correlation? Now, look at your Guessing Ages Scatter Plot

©Evergreen Public Schools Debrief What do you think a perfect guesser’s scatter plot would look like? Best Guesser How can you determine who is the better guesser using the: table? scatter plot?

©Evergreen Public Schools Learning Target Did you hit the target? I can describe and use technology to find and interpret the correlation coefficient of a linear model. Rate your understanding of the target from 1 to 5. 5 is a bullseye!

©Evergreen Public Schools What would it mean about the guesser, if their scatter plot had a Strong Negative correlation?