Fill in the "Years since 1970" column for the data to the right. Make a scatter plot in Excel of the data using Years since 1970 and Total Waste in Millions of Tons (Title your graph and label your axes appropriately). How would you best describe the trend? Add an exponential regression model to the data. Write the equation below. Is it a good fit? Explain how you know.  Based on the exponential model, what is the growth rate per year? Explain the meaning of the growth rate in the context of the data. Using the exponential model, make a prediction of how much plastic will be in landfills (and the ocean gyres) by Year Years since 1970 Total Waste in Millions of Tons 1970 0 249 1980 10 798 1985 15 1200 1990 20 1740 1995 25 2440 2000 30 3390 2005 35 4600 2010 40 6060 2015 45 7820     Do you think recycling alone will solve this problem (See Q11 and Q12)? What are some of the challenges in recycling plastic that might hinder the world from recycling all plastic waste? Although it is challenging to recycle all plastic waste, what are some ways that you can reduce (or are already reducing) the amount of plastic you waste? Write your response in at least two paragraphs that contain 3-5 complete sentences each.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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  1. Fill in the "Years since 1970" column for the data to the right.
  2. Make a scatter plot in Excel of the data using Years since 1970 and Total Waste in Millions of Tons (Title your graph and label your axes appropriately). How would you best describe the trend?
  3. Add an exponential regression model to the data. Write the equation below. Is it a good fit? Explain how you know. 
  4. Based on the exponential model, what is the growth rate per year? Explain the meaning of the growth rate in the context of the data.
  5. Using the exponential model, make a prediction of how much plastic will be in landfills (and the ocean gyres) by
Year Years since 1970 Total Waste in Millions of Tons
1970 0 249
1980 10 798
1985 15 1200
1990 20 1740
1995 25 2440
2000 30 3390
2005 35 4600
2010 40 6060
2015 45 7820

 

 

Do you think recycling alone will solve this problem (See Q11 and Q12)? What are some of the challenges in recycling plastic that might hinder the world from recycling all plastic waste? Although it is challenging to recycle all plastic waste, what are some ways that you can reduce (or are already reducing) the amount of plastic you waste? Write your response in at least two paragraphs that contain 3-5 complete sentences each.

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