Population The table shows the U.S. populations for the years 1970, 1980, 19900, and 2000. (Source: U.S. Census Bureau) Year 1970 1980 1990 2000 Рорulation (in millions) 205 227 249 282 (a) Find a cubic polynomial that fits the data and use it to estimate the population in 2010. (b) The actual population in 2010 was 309 million. How does your estimate compare?

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Chapter2: Second-order Linear Odes
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Linear Regression

 

Population The table shows the U.S. populations
for the years 1970, 1980, 1990, and 2000. (Source: U.S.
Census Bureau)
Year
1970
1980 1990 2000
Роpulation
(in millions)
205
227
249
282
(a) Find a cubic polynomial that fits the data and use it
to estimate the population in 2010.
(b) The actual population in 2010 was 309 million.
How does your estimate compare?
Transcribed Image Text:Population The table shows the U.S. populations for the years 1970, 1980, 1990, and 2000. (Source: U.S. Census Bureau) Year 1970 1980 1990 2000 Роpulation (in millions) 205 227 249 282 (a) Find a cubic polynomial that fits the data and use it to estimate the population in 2010. (b) The actual population in 2010 was 309 million. How does your estimate compare?
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