The following table shows the approximate amount of trash produced in an industrialized country from 1980 to 2000. Let x represent the year after 1980 (1980 is year 0) and y represent the amount of trash (millions of tons). Year Million Tons 1980 1990 2000 (a) Draw the graph for this data. No Solution Help 149 205 224 300 260 200 150 100 60 Submission Data 10 Fill WebAssign. Graphing Tool x Graph Layers After you add an object to the graph you can use Graph Layers to view and edit its properties. (b) Find the equation of the regression line for the data. (Round your answers to one decimal place.) y = 3.75 x + 155.2 ✓ (c) Use the equation to predict the amount of trash y that will be produced in 2010 and 2015. (Round your answers to one decimal place.) in 2010 X million tons in 2015 million tons
The following table shows the approximate amount of trash produced in an industrialized country from 1980 to 2000. Let x represent the year after 1980 (1980 is year 0) and y represent the amount of trash (millions of tons). Year Million Tons 1980 1990 2000 (a) Draw the graph for this data. No Solution Help 149 205 224 300 260 200 150 100 60 Submission Data 10 Fill WebAssign. Graphing Tool x Graph Layers After you add an object to the graph you can use Graph Layers to view and edit its properties. (b) Find the equation of the regression line for the data. (Round your answers to one decimal place.) y = 3.75 x + 155.2 ✓ (c) Use the equation to predict the amount of trash y that will be produced in 2010 and 2015. (Round your answers to one decimal place.) in 2010 X million tons in 2015 million tons
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question
The following table shows the approximate amount of trash produced in an industrialized country from 1980 to 2000. Let x represent the year after 1980 (1980 is year 0) and y represent the amount of trash (millions of tons).
| Year | Million Tons |
| 1980 | 149 |
| 1990 | 205 |
| 2000 | 224 |
(a) Draw the graph for this data.
(b) Find the equation of the regression line for the data. (Round your answers to one decimal place.)
y = x +
(c) Use the equation to predict the amount of trash y that will be produced in 2010 and 2015. (Round your answers to one decimal place.)
y = x +
(c) Use the equation to predict the amount of trash y that will be produced in 2010 and 2015. (Round your answers to one decimal place.)
| in 2010 | million tons | |
| in 2015 | million tons |
Transcribed Image Text:The following table shows the approximate amount of trash produced in an industrialized country from 1980 to 2000. Let x represent the year after 1980 (1980 is year 0) and y represent the amount of trash (millions of tons).
Year Million Tons
1980
1990
2000
(a) Draw the graph for this data.
No
Solution
Help
149
205
224
300
260
200
150
100
60
Submission Data
10
20
Clear All
Fill
WebAssign. Graphing Tool
X
Graph Layers
After you add an object to the graph you
can use Graph Layers to view and edit its
properties.
(b) Find the equation of the regression line for the data. (Round your answers to one decimal place.)
y = 3.75
x + 155.2
(c) Use the equation to predict the amount of trash y that will be produced in 2010 and 2015. (Round your answers to one decimal place.)
in 2010
X million tons
in 2015
million tons
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