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Identifying Trends

Identifying Trends. The what, how and why of. What are trends?. Trends are patterns or the general course. Anytime you are looking for patterns-you are looking for trends. Why do you think identifying trends would be helpful?

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Identifying Trends

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  1. Identifying Trends The what, how and why of

  2. What are trends? • Trends are patterns or the general course. • Anytime you are looking for patterns-you are looking for trends. • Why do you think identifying trends would be helpful? Scientists analyze trends to make predictions or make decisions.

  3. How? • Patterns among numbers or quantitative data • Ex. Make a prediction- 2, 4, 6, 8… what number comes next? • Patterns among qualitative data • Ex. Light, dark, light, dark…what comes next?

  4. What if…? • What if someone offered you a spinach enchilada? Do you decide to try it or not? • What if you go to a new pizza restaurant, but don’t recognize any of the types of pizza? How do you choose what to order? • Do you like spinach? Do you like enchiladas? Based on this trend of past likes/dislikes, do you think you would like a spinach enchilada? • Study the ingredients list. Do you recognize anything you like?

  5. Let’s Find Trends!! Height of plants (cm)

  6. Make a prediction… 36.0 25.8

  7. In Your Own Words… • What is a trend in your own words? • What is a prediction in your own words? • Why do scientists use these two things? Why are they important?

  8. Your Turn… • What trends can you find? • In small groups, analyze the following graphs for trends. • You will present your findings and explain why you felt this was the trend. Be prepared to be asked questions. • You may work in your table groups but every group member must participate in the discussion. • Each group member must show 2 of the examples in his/her spiral. (there are 5 total)

  9. Do we have a trend? Can we make a prediction?

  10. What is the trend? Snowfall on the last day of winter (centimeters)

  11. What trends do you see?

  12. Make a Prediction • If a new planet were discovered at 1.1 billion kilometers from the sun, what is the best prediction for its period of revolution?

  13. What trend(s) do you notice?

  14. Make a Prediction • If the plant experiment were continued for two more weeks, what is the best prediction for the height of the control plant at the end of the experiment?

  15. Identify the trend(s).

  16. Make a Prediction • If the trend continues, what is the best prediction for the height of the plant with the woodchip mulch in week 5?

  17. Identify the Trend(s) • Look at your class graph for the Cardiovascular/Respiratory Systems Unit. • What trends do you notice? • Can you make any predictions if the trend continued?

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